glasses

Glasses                                             
by Meysam                

Submit your Photo
Hall of Fame


Please participate in Meta
and help us grow.

The tag has no usage guidance.

learn more… | top users | synonyms

26
votes
1answer
1k views

What is “reciprocity failure”?

What is "reciprocity failure" when used in the context of film?
9
votes
2answers
1k views

Does reciprocity failure (Schwarzschild effect) exist in digital photography?

In analog photography (film) there was an effect called "Schwartschild effect", or Reciprocity failure when making long exposures (usually more than few seconds). Some film brands created ...