Tagged Questions
1
vote
1answer
430 views
What are screw drive lenses?
Are lenses known as screw drivers actually available?If so what are their features and why are they called so.Name some of the lens and their manufactures.
7
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4answers
394 views
Were lenses for film designed to focus different colors at different depths, and what does that mean for digital?
I was reading the book Adobe Photoshop CS5 for Photographers: The Ultimate Workshop by Martin Evening & Jeff Schewe (Focal Press. 2011) and read this paragraph about film lenses and DSLRs:
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