Unfortunately not for much longer, CMS 20 II isn’t long for this world. It’s been a bit since they off announced that they couldn’t get the stock anymore. Doubt there’s much left. They’ve been out of bulk and sheets for months now…
Adox still has Scala 50 / HR-50 they are recommending as its replacement since it can do 275 lp/mm.
That is more than CMS 20.
@koraks put a lot more effort into responding to this than I will which I appreciate. I swear sometimes this place is less friendly than Reddit towards discussion.Sorry to say, you are still adjusting scenarios to advocate your own approach.
Yeah, no it can’t. If you look at the Agfa 80 data sheet, you will see that it can only hit 287 lines per millimeter if you run it through Agfa’s Aerial film developer and have a contrast ratio of 1000:1. And I am not sure what an acceptable contrast ratio for general photography would be, I am fairly confident that you would want something less contrasty than black or white on your film. There is another data point that says 101 lines per millimeter with a 1.6:1 contrast ratio. That is probably more realistic, but that also might be high. Unfortunately, I don’t have a setup that would allow me to test this in standard photographing developers, otherwise I absolutely would.Adox still has Scala 50 / HR-50 they are recommending as its replacement since it can do 275 lp/mm.
CMS 20 II was touting an 800 lp/mm figure last I saw. In any case, they're both high for most applications.
You would probably see it if you’re doing actual microfilm photography as intended, with the equipment and developer that goes along with it. But again, as with Aviphot, you would run into a contrast problem if you tried to get that in an actual photograph. As in, you would have zero midtones… you get black OR white at that point.These are inflated numbers that you will never see in the real world.
All fine and true. Let's settle this here, I understand your point.This isn't speculation or advocation. It's the world I live in.
Assuming a permanent darkroom setup with easy to reach utensils. Many people have multi-functional spaces (say, a bathroom) that needs more time to convert into a working darkroom, and to convert back to its original function.
Some of my stuff is stored three floors and a long hallway away.
These are inflated numbers that you will never see in the real world.
Yes, but you can see them if your process isn't losing too much resolution at some other link in the workflow. It's definitely quite a bit higher than other films.
Around 50 minutes setup time for me, and at least 75 minutes to take down and clean up afterwards.
Some of my stuff is stored three floors and a long hallway away.
Everyone's circumstances vary.
Does Ilford have a product which would come close to that? 2X lpmm is 4X resolution. It's the difference between small and medium format in terms of the detail jump. My original point was just that Ilford seems to have a technical film gap in its B&W lineup.
Well, I guess Ilford is finishing Acros now, which is pretty close to that detail level...
I've gotta cover up a few lights. This all takes more time than scanning the roll of film does and I haven't even gotten the safelight on.
This isn't speculation or advocation. It's the world I live in.
I build my seventh darkroom just this summer. Only one of them was a dedicated room (which was heaven!) and I mostly printed in some cellars which in some cases didn't have permanent electricity, often no heating except a trayheater for the developer, no solid floor only rammed earth which got flooded one year and were I had to use foldable tables for the trays or hang black foil from the inside of a caged cellar-section to get it dark.However much I love film photography and develop my own film, I have not done darkroom wet print since college time. It just needs too much dedicated space and equipment, even for a single family house.
My bathroom is postage-stamp sized and in common with 99% or British bathrooms has no electricity supply within.
Proper darkroom printing would be a lot more feasible if I had a dedicated darkroom or at least a space big enough to set up the Ilford dark tent.
Space is the key reason why many younger photographers don't print. At least in the UK there is an acute housing shortage forcing many people to rent tiny places well into their 40s.
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