New answers tagged

0 votes

Compensate aberration to improve the quality of a surveillance camera

You can't 'rescue' what has already been thrown away. It looks like the sharpening/smoothing/HDR algorithm employed by the camera's software is trying to iron out every imperfection, to such a degree ...
Tetsujin's user avatar
  • 23.1k
0 votes

Compensate aberration to improve the quality of a surveillance camera

If there is a thick glass placed at an angle in front of the lens it will cause double image (same size and shifted to one side) because of glass producing an internal shifted reflection. It can then ...
Euri Pinhollow's user avatar
0 votes

Canon EF 40mm f2.8 consistently sharp across the frame?

Lenses are never consistently flat across the frame. Lenses are real products, results of lots of compromises. Manufacturers build them to have acceptable degradation for the intended audience and ...
Hugues's user avatar
  • 391

Top 50 recent answers are included