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Edgar Bonet
  • Member for 11 years, 8 months
  • Last seen more than a week ago
  • France
36 votes
Accepted

When you zoom in with a lens on an SLR why does the lens go in then out?

23 votes

What is the best way to remove texture from a scanned textured photo paper?

23 votes
Accepted

In what way does the lens mount limit the maximum possible aperture of a lens?

23 votes

Do DSLRs play games with ISO when used with fast lenses?

21 votes
Accepted

Where is this dust located on my sensor?

16 votes
Accepted

Why is the depth-of-field preview in the optical viewfinder of my Canon 500D inaccurate?

10 votes
Accepted

What are the RGB values that correctly represent a 5800 K white surface on a calibrated 6500 K monitor?

9 votes
Accepted

How to set correct exposure in low light condition

8 votes

What is the "exposure triangle"?

8 votes

What is one "stop"?

8 votes
Accepted

Is a 50mm f/1.8 or a 55-200mm f/4.5-5.6 a better lens for portraits, and why?

6 votes

How can I maximize the "blurry background, sharp subject" (bokeh) effect?

6 votes
Accepted

Will the Nikkor 85mm f/1.4D be a good fit with the D60, even though it doesn't autofocus?

6 votes

Can I reproduce a photo taken with a larger sensor by converting camera settings to their equivalents?

5 votes

How does background blur (bokeh) relate to sensor size?

5 votes

How to both participate and take photos on an event?

5 votes

Do ND filters increase the dynamic range that a camera can 'see'?

5 votes

Manual photography cheat sheet — where can I find one, or what should be on it?

5 votes

How to resize an image for web display?

5 votes
Accepted

How can I calculate magnification ratio I get by reversing a lens?

4 votes

Are there any free or better alternatives to Fisheye-Hemi?

4 votes

How to relate LED Lumens to Lux at a given distance?

4 votes
Accepted

What are the specific uses of different ways to convert to black-and-white?

4 votes

How to estimate colour temperature of the illuminant from a photograph of a standard colour chart?

4 votes

How does changing focal length affect depth of field?

3 votes

Is the aperture wider at 200mm f/5.6 than at 18mm f/3.5?

3 votes

Why would D90 preset white balance be no good?

3 votes

Does an aperture value exist, where a lens creates a brighter image than the real view?

3 votes

Where are the principal planes located in a camera lens?

3 votes

What is the maximum aperture consistent with the Nikon F-mount?