robert fallis
4-May-2008, 00:10
some months ago I bought a russion industar 300mm lens, I have now built a half plate portriat camera around it, the lens has a f64 stop and there is no shutter only a lens cap.
but I'm using paper negs, which I rate at asa4..
so average exposure time is around 2 secs
but I'm using paper negs, which I rate at asa4..
so average exposure time is around 2 secs