Skip to main content
Photography
David's user avatar
David's user avatar
David's user avatar
David
  • Member for 12 years, 7 months
  • Last seen more than 11 years ago
  • Seattle
Profile Activity
Stats
156
reputation
42k
reached
5
answers
0
questions
Communities
View all
About

Physics+CS major, Computer hardware/software designer since the 60's.

Badges
This user doesn’t have any gold badges yet.
This user doesn’t have any silver badges yet.
2
bronze badges
Top tags
View all tags
7
Score
2
Posts
40
Posts %
6
Score
1
Posts
20
Posts %
6
Score
1
Posts
20
Posts %
4
Score
1
Posts
20
Posts %
4
Score
1
Posts
20
Posts %
4
Score
1
Posts
20
Posts %
Top posts
answer
6
What is the reference point that the focal length of a lens is calculated from?
Apr 4, 2012
answer
4
What focal length lens do I need for photographing the moon?
Jul 16, 2012
answer
2
Does long exposure affect the sharpness of a picture, assuming no camera shake?
Jan 31, 2012
answer
1
Why are the area of aperture, focal length, and amount of light specified in these terms?
Apr 7, 2012
answer
0
Why are my photos taken at f/11 less sharp than those taken at a wider aperture?
Feb 21, 2012