In my last post, I briefly mentioned I don't do much in the way of test strips. I don't like doing them as it takes time, and more importantly, wastes paper, and quite frankly, the less effort I have to make the better. And at a buck a pop for a sheet of 8x10, (yes, Foma is expensive, but gorgeous), I hate wasting paper.
Instead, I make work prints, one sheet per negative, without bothering with a test strip at all. How do I do that? Well, I'm no darkroom guru, reading my negative and knowing just what exposure it will print at. You need to spend a few years slaving away in a commercial lab, day in and day out, making prints, to get to that stage. For us amateurs, there is an easier way, an enlarging meter.
I have this nifty gadget from Darkroom Automation, which allows me to do wonderful things like profile my paper versus my negatives and stuff, works as an enlarging meter and a densitometer, but I'm lazy. I use it to simply give me a base exposure which allows me to pop out a work print in one go. I measure the darkest tone, which gives a value in stops. I compare that to my base negative (one I've printed with a full range of tones and a known exposure time and value for my paper) and calculate the difference in exposure. Using that, I can pop out a work print, usually with a reasonable exposure (at least as a starting point to fine tune from) with just one print. If I want to also factor in contrast control and dial in the right amount of magenta, I can also measure the lightest tone, and with the difference between the two, (compared to my base neg/print which I measure all against) I can dial in the contrast too.
It does involve using a calculator as I might need .67 of a stop less exposure, but I'd rather use a little time than waste paper, and do things only once. Thus, other than determining that first exposure for my baseline negative, which I do test strip, to get a baseline exposure, I don't bother with test strips at all. Unless of course, some bastard at the darkroom changes the enlarger bulb on me. At which point, I usually have to do it again. Now, bear in mind, I am using the same enlarger all the time, and if you use more than one, you would need to do a test with each one to get your baseline exposure for each.
I'm all for making your life simpler with handy gadgets that actually work.
Showing posts with label darkroom. Show all posts
Showing posts with label darkroom. Show all posts
Tuesday, April 5, 2011
Wednesday, March 30, 2011
F-stop printing
I wanted to share a darkroom technique that I use when I print that not many people seem to know about. It's called F-stop printing.
Now, this isn't something new, it's been around for a long time, but it's not what we are taught in school or in many photography books. When I was taught to make test strips, we'd make them based on multiples of seconds. So start at say 5 seconds, the next bit would be 10, the next 15 etc. I personally find this to be rather inefficient.
Instead, I do my test pieces (which are few - but that's another post) based on using stops. Just like when you factor in stops when you shoot, you can factor in stops when you print. A stop more is doubling the light, a stop less is halving it, regardless of whether you are exposing film or paper. So to begin, I'll pick a starting exposure in seconds based on a best guess, knowing what my paper, aperture etc tends to go with. For me, 10 sec to 20 sec, which is one full stop by the way, tends to cover my average negatives, and makes for easy calculations. This will be different for you and depend on your paper, your negatives and what aperture you choose. I use a very slow paper, Fomatone, which is a full two stops slower than Oriental for example, and commonly print at f8, if you are curious.
Next I simply divide that one stop range into quarter stops, so you get 10 sec, 12.5 sec, 15 sec, 17.5 sec and 20 sec. Now, someone is likely to pipe up at this point, that these aren't exact 1/4 stops, which is true, but they are close enough and a simple extra 2.5 sec from my starting time. If you want real quarter stops, from 10 to 20 it would be 10/11.9/14.1/16.8/20. See the unblinkingeye.com link below for a chart if you are picky. While I am very exact with measuring chemicals, 0.7 of a sec at this point isn't a big deal.
I then expose the test piece or strip accordingly. When I take a look, I can see which is closest to the exposure I need and since it is all roughly quarter stops apart, I can very accurately, off that one strip, pick a good exposure. No guessing, or fiddling around with a few more seconds, here, or a few less, taking several tries to get it narrowed down. Now it can be pretty close and sometimes hard to tell the bits apart, but you can always make it thirds or half stops, whatever works for you.
F-stop printing also helps when it comes to burning and dodging, as it makes things easier to decide. You can burn or dodge half a stop, a full stop etc.
Here's some further info to take a look at, including a couple of manufacturers of F-stop enlarger timers, which are on my wish list.
http://www.photovisionmagazine.com/articles/fstopprinting.html
http://unblinkingeye.com/Articles/TestExpo/testexpo.html
http://www.rhdesigns.co.uk/darkroom/html/f-stop_printing.html
http://www.darkroomautomation.com/fst-faq.htm
If you own Tim Rudman's The Master Photographer's Toning Book, (a previous post) there's a chart in the back. If you don't, what the heck are you waiting for?
Give this a try the next time you print. You might be surprised at how it simplifies things for you.
Now, this isn't something new, it's been around for a long time, but it's not what we are taught in school or in many photography books. When I was taught to make test strips, we'd make them based on multiples of seconds. So start at say 5 seconds, the next bit would be 10, the next 15 etc. I personally find this to be rather inefficient.
Instead, I do my test pieces (which are few - but that's another post) based on using stops. Just like when you factor in stops when you shoot, you can factor in stops when you print. A stop more is doubling the light, a stop less is halving it, regardless of whether you are exposing film or paper. So to begin, I'll pick a starting exposure in seconds based on a best guess, knowing what my paper, aperture etc tends to go with. For me, 10 sec to 20 sec, which is one full stop by the way, tends to cover my average negatives, and makes for easy calculations. This will be different for you and depend on your paper, your negatives and what aperture you choose. I use a very slow paper, Fomatone, which is a full two stops slower than Oriental for example, and commonly print at f8, if you are curious.
Next I simply divide that one stop range into quarter stops, so you get 10 sec, 12.5 sec, 15 sec, 17.5 sec and 20 sec. Now, someone is likely to pipe up at this point, that these aren't exact 1/4 stops, which is true, but they are close enough and a simple extra 2.5 sec from my starting time. If you want real quarter stops, from 10 to 20 it would be 10/11.9/14.1/16.8/20. See the unblinkingeye.com link below for a chart if you are picky. While I am very exact with measuring chemicals, 0.7 of a sec at this point isn't a big deal.
I then expose the test piece or strip accordingly. When I take a look, I can see which is closest to the exposure I need and since it is all roughly quarter stops apart, I can very accurately, off that one strip, pick a good exposure. No guessing, or fiddling around with a few more seconds, here, or a few less, taking several tries to get it narrowed down. Now it can be pretty close and sometimes hard to tell the bits apart, but you can always make it thirds or half stops, whatever works for you.
F-stop printing also helps when it comes to burning and dodging, as it makes things easier to decide. You can burn or dodge half a stop, a full stop etc.
Here's some further info to take a look at, including a couple of manufacturers of F-stop enlarger timers, which are on my wish list.
http://www.photovisionmagazine.com/articles/fstopprinting.html
http://unblinkingeye.com/Articles/TestExpo/testexpo.html
http://www.rhdesigns.co.uk/darkroom/html/f-stop_printing.html
http://www.darkroomautomation.com/fst-faq.htm
If you own Tim Rudman's The Master Photographer's Toning Book, (a previous post) there's a chart in the back. If you don't, what the heck are you waiting for?
Give this a try the next time you print. You might be surprised at how it simplifies things for you.
Labels:
black and white photography,
darkroom,
printing
Wednesday, March 9, 2011
Another darkroom DIY - film drying cabinet
Here's my second darkroom DIY project. A film drying cabinet.
I purchased one of those soft plastic hanging clothes storage bags, the rectangular type, from Ikea. I got one of those old bonnet style hair dryers that has a dryer base, hose and shower cap style plastic head cover from my grandmother. Hadn't been used in probably over 20 years. Packrat grannies can be good thing.
I cut a hole in the side near the bottom of the bag. Then I cut the hose fitting off the bonnet and taped it into the hole in the bag. After hanging it from a portable shower rod, I was able to attach the hose to the bag. Some duct tape around the hose took care of it being sticky from plastic breakdown. While I put some small slits near the top in to let air out, they didn't do much, so I just keep the zipper down a foot or so so the air can escape. Now I have a nice, heated film drying cabinet.
I purchased one of those soft plastic hanging clothes storage bags, the rectangular type, from Ikea. I got one of those old bonnet style hair dryers that has a dryer base, hose and shower cap style plastic head cover from my grandmother. Hadn't been used in probably over 20 years. Packrat grannies can be good thing.
I cut a hole in the side near the bottom of the bag. Then I cut the hose fitting off the bonnet and taped it into the hole in the bag. After hanging it from a portable shower rod, I was able to attach the hose to the bag. Some duct tape around the hose took care of it being sticky from plastic breakdown. While I put some small slits near the top in to let air out, they didn't do much, so I just keep the zipper down a foot or so so the air can escape. Now I have a nice, heated film drying cabinet.
Labels:
darkroom,
DIY,
drying cabinet
Thursday, March 3, 2011
Do it yourself darkroom lights
Finding darkroom lights these days, that don't cost a fortune, can be pretty tough. I came up with a simple solution for red lights, as I do a lot of lith printing and want to make sure I don't have fog problems.
Now bear in mind, I haven't tested these to see if they might fog. I figure, if ruby lith film has been used on windows safely enough, it'll be fine for led lights and they aren't pointed right at the paper for long anyhow.
Now, what I did was go and get three little push lights from my local Canadian Tire, the kind with three leds. What is nice about them is that you can have one, two or all three leds on, and so control the amount of light. I also picked up some ruby lith film, which I cut into a circle and taped over the light with opaque tape around the edges. If you don't know what ruby lith is, it's a red film used by printers and generally pretty safe for darkroom stuff.
These lights are surprisingly bright and even with the red film on them, which does cut down light intensity, they still give off quite a bit of light. What was surprising is that the light is rather directional, far more of a beam than I expected. Which is good, as I am able to nicely hold one in my hand (they are only about 3 inches across) as a darkroom torch. With one light on, they work very nicely to check the progress of my lith printing.
Now go have fun in the dark.
Now bear in mind, I haven't tested these to see if they might fog. I figure, if ruby lith film has been used on windows safely enough, it'll be fine for led lights and they aren't pointed right at the paper for long anyhow.
Now, what I did was go and get three little push lights from my local Canadian Tire, the kind with three leds. What is nice about them is that you can have one, two or all three leds on, and so control the amount of light. I also picked up some ruby lith film, which I cut into a circle and taped over the light with opaque tape around the edges. If you don't know what ruby lith is, it's a red film used by printers and generally pretty safe for darkroom stuff.
These lights are surprisingly bright and even with the red film on them, which does cut down light intensity, they still give off quite a bit of light. What was surprising is that the light is rather directional, far more of a beam than I expected. Which is good, as I am able to nicely hold one in my hand (they are only about 3 inches across) as a darkroom torch. With one light on, they work very nicely to check the progress of my lith printing.
Now go have fun in the dark.
Wednesday, March 2, 2011
Music in the dark(room)
I love music. I've played various instruments over the years and have a nicely eclectic collection of cd's, heavy on world music. I wanted to share with you some of my favourite bands and artists. I can't live without my music while I'm in the darkroom. Sitting for 15 minutes doing a lith print, in the dark, listening to myself breath would drive me nuts.
Now in no particular order.....
Bellowhead: An awesome band from England playing English folk music as you've never heard it before. 11 piece band with a brass section. How cool is that? Greensleeves would never sound the same. Not that they play that one, they choose much more interesting songs than that.
And for a little taste....
They were even more amazing live.
Pink Martini: Another fantastic ensemble, this time from closer to home in Portland. They perform in over 8 languages, songs from all over the world. Mix in Bossa Nova, French cafe music, Cha Cha and lounge music and you get as they put it themselves a "rollicking around-the-world musical adventure".
An intro....Also incredible live.
Stan Rogers: And being Canadian, I can't forget our own wonderful talent. One of the greatest Canadian folk singers was Stan Rogers. Incredible voice and great songwriter. If you really want to get an idea of Canadian music this is it.
Audio only I'm afraid.
The Arrogant Worms: And for something rather different, The Arrogant Worms. A wonderful example of the great Canadian sense of humour. It's their 20th year together, so be sure to try and catch a concert if you can.
Now, does anyone have any suggestions for more great music?
Now in no particular order.....
Bellowhead: An awesome band from England playing English folk music as you've never heard it before. 11 piece band with a brass section. How cool is that? Greensleeves would never sound the same. Not that they play that one, they choose much more interesting songs than that.
And for a little taste....
They were even more amazing live.
Pink Martini: Another fantastic ensemble, this time from closer to home in Portland. They perform in over 8 languages, songs from all over the world. Mix in Bossa Nova, French cafe music, Cha Cha and lounge music and you get as they put it themselves a "rollicking around-the-world musical adventure".
An intro....Also incredible live.
Stan Rogers: And being Canadian, I can't forget our own wonderful talent. One of the greatest Canadian folk singers was Stan Rogers. Incredible voice and great songwriter. If you really want to get an idea of Canadian music this is it.
Audio only I'm afraid.
The Arrogant Worms: And for something rather different, The Arrogant Worms. A wonderful example of the great Canadian sense of humour. It's their 20th year together, so be sure to try and catch a concert if you can.
Now, does anyone have any suggestions for more great music?
Sunday, January 30, 2011
Second group show opening Saturday in Vancouver
Awesomeness. I have managed to get two images accepted to a second juried group show here in Vancouver. This is pretty exciting for me, as these shows are my first attempts. The show opens this Saturday, Feb. 5th at the Vancouver Darkroom Co-op Gallery. You can pop over to 652 Kingsway (at Fraser St.) for the 7pm opening if you are in town.
If you can't make it, here's a preview.
If you're wondering what this is, its the remnants of a shipwreck, the Peter Iredale, on the Oregon coast. These are lith prints on Foam Chamois fibre paper, beautiful creamy coloured paper that for Foma, gave me some wonderful, subtle colours with the lith process.
Are you also wondering what the heck lith is? Well, its a black and white printing process where the paper developer is based on lithographic film developer and the combination of papers and developer chosen can give you a wide range of colours. The basis of the look, besides colour, is great detail in the highlights and gritty blacks. The fun of it comes from substantially overexposing the print under the enlarger, (this controls the highlights) and leaving it in the developer until the blacks reach just the right point and immediately tossing it in the stop bath without waiting for the print to drain. You do this as the blacks develop through a process called infectious development where they start off slowly and the development speeds up exponentially as you go. If you were to leave the paper in the developer til completion, the image would go completely black because you have overexposed it an average of 2-4 stops. So you have a minute time frame to choose just how you want the print to look and your never quite sure at the start how it will go.
This is just one of the wonderful things I love about darkroom work in general. Creative, fun processes that always have a lovely element of surprise waiting to be discovered.
See you on Saturday.
If you can't make it, here's a preview.
If you're wondering what this is, its the remnants of a shipwreck, the Peter Iredale, on the Oregon coast. These are lith prints on Foam Chamois fibre paper, beautiful creamy coloured paper that for Foma, gave me some wonderful, subtle colours with the lith process.
Are you also wondering what the heck lith is? Well, its a black and white printing process where the paper developer is based on lithographic film developer and the combination of papers and developer chosen can give you a wide range of colours. The basis of the look, besides colour, is great detail in the highlights and gritty blacks. The fun of it comes from substantially overexposing the print under the enlarger, (this controls the highlights) and leaving it in the developer until the blacks reach just the right point and immediately tossing it in the stop bath without waiting for the print to drain. You do this as the blacks develop through a process called infectious development where they start off slowly and the development speeds up exponentially as you go. If you were to leave the paper in the developer til completion, the image would go completely black because you have overexposed it an average of 2-4 stops. So you have a minute time frame to choose just how you want the print to look and your never quite sure at the start how it will go.
This is just one of the wonderful things I love about darkroom work in general. Creative, fun processes that always have a lovely element of surprise waiting to be discovered.
See you on Saturday.
Thursday, January 20, 2011
Sources for film and darkroom supplies
If you love printing in the darkroom as much as I do, finding a reliable source for supplies including film, paper and chemicals is pretty important. Here in Canada, its pretty limited. If you are lucky, you may have a local store in a large metro such as Vancouver, that carries some stuff. If not, mail order it is, and depending on what you want, may be hard to come by.
For local stuff, I use Beau Photo now and then. A lot of the paper and chemicals I use they don't carry. Now, they tell me they can special order it in, but it'll take a month. If I need it in a week or so, that won't really do. But they are the best source locally for the widest variety of things overall. Another option in Vancouver that still carries some stuff is Lens and Shutter on Broadway. You won't find it on their website, but they still have some stuff in store.
Canadian mail order is not something I've done much. Here are some options you can try though.
The Camera Store in Calgary
Darkroom Central in Winnipeg
The Frugal Photographer in Calgary
Henry's in Toronto
Now for myself, I live within a short hop of the border and my preferred order spot is Freestyle Photographic, down in California. Fast service and the largest selection, as well of course, good prices. A pretty good source for the more esoteric stuff too.
Other options in the US include
Photographer's Formulary in Montana - large selection of bulk chemicals too
Digital Truth in Texas - also manufactures EcoPro environmentally friendly chemistry
Calumet Photo in Illinois
Have fun printing!
For local stuff, I use Beau Photo now and then. A lot of the paper and chemicals I use they don't carry. Now, they tell me they can special order it in, but it'll take a month. If I need it in a week or so, that won't really do. But they are the best source locally for the widest variety of things overall. Another option in Vancouver that still carries some stuff is Lens and Shutter on Broadway. You won't find it on their website, but they still have some stuff in store.
Canadian mail order is not something I've done much. Here are some options you can try though.
The Camera Store in Calgary
Darkroom Central in Winnipeg
The Frugal Photographer in Calgary
Henry's in Toronto
Now for myself, I live within a short hop of the border and my preferred order spot is Freestyle Photographic, down in California. Fast service and the largest selection, as well of course, good prices. A pretty good source for the more esoteric stuff too.
Other options in the US include
Photographer's Formulary in Montana - large selection of bulk chemicals too
Digital Truth in Texas - also manufactures EcoPro environmentally friendly chemistry
Calumet Photo in Illinois
Have fun printing!
Labels:
black and white photography,
darkroom,
supplies
Monday, August 9, 2010
Why darkrooms matter
I was out wandering about my neighbourhood with a camera this weeked, as I often do. I really appreciated the fact that it was overcast as my old tlr only has a maximum 1/500th shutter speed, so for my shallow depth of field work, this is an ideal condition. And as well, just after the rain, there were lots of things covered in masses of rain drops, always a guarantee of something to photograph.
It had been a little while since I shot with film. While I use both digital and film cameras, I really love shooting film and working in the darkroom the best. Many people I know, who still shoot some film, don't do any darkroom work at all. I think this is really a shame.
I know there are many people out there who feel a darkroom is a thing of the past and has no relevance anymore. Others feel they are free, no longer having to spend time in one. Others have only ever and will only ever shoot digital. I think the point these people are missing is that learning to print in a darkroom does still matter.
When I speak with people about photography, they often ask about a place to take courses or their cameras and what they would like to do with their photography. I always suggest that they consider giving a film and darkroom course a try. Luckily we have an excellent school here, Langara College, that has a fantastic darkroom and still runs basic photography courses with film. I really believe that this is valuable, even if you only ever shoot digitally afterwards.
Shooting film has so many benefits, especially for someone who is just learning. Learning to shoot manually, where you can't see what you did right away teaches you to master your camera fully, because if you don't, you won't have successful results. It slows things down, and since you only have a limited number of shots, you learn to make them count. You tend to become more selective of what you shoot, and I think end up paying more attention to what is in front of the camera.
And then there is the darkroom. No matter how many times I watch it, it is still a magical thing, seeing that image form from nothing in front of my eyes. But beyond that, unlike sitting in front of a computer screen, being in the darkroom really makes you part of the creative process, in the physical sense of things. There's a satisfaction that I don't find is there when sitting in front of a computer, of having made something with your own hands, where you are physically creating this image, not just pressing a mouse and watching the computer do everything.
I think there's a disconnect, when it comes to technology, that disappears when you physically create and process an image. There is also the ability to experiment hands on, see what happens when you do ........It is a chance to play, to become part of the process. And there is nothing like the satisfaction of being able to say I made this.
That's why I always suggest to people to take a chance and get their hands on an old film camera, which is cheap these days, and go take a film photography/darkroom course. You may decide this isn't for you in the long run, but you have had the experience to fully make that decision from an educated position and you might even have had fun anyways.
But don't just take my word for it. Freestyle Photographic Supplies is not only an excellent place to purchase supplies, but is committed to traditional black and white photography. They have published on their site opinions from many photographic educators that they work with on why darkrooms do still matter.
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