Thanks for your help. You confirm I was thinking in the right direction. I think I was mixing factor and spot.
Filter factors must be multiplied together like 106 (64) x 110 (10000) = 64000x
And...
Type: Posts; User: Salvador; Keyword(s):
Thanks for your help. You confirm I was thinking in the right direction. I think I was mixing factor and spot.
Filter factors must be multiplied together like 106 (64) x 110 (10000) = 64000x
And...
Hello!
I need some help whit ND filters.
I wonder if you can give me some advise.
I want to use a 4x5 film rated ISO 100 and I wont to reduce the ISO factor under 1 ISO (minimum 1 ISO).
I...