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Ralf Kleberhoff's user avatar
Ralf Kleberhoff's user avatar
Ralf Kleberhoff's user avatar
Ralf Kleberhoff
  • Member for 5 years, 5 months
  • Last seen this week
33 votes

Can you "open" RAW camera files?

11 votes

How can I reproduce a myopic effect on a picture?

5 votes

Is a diopter recommended for a 56mm lens?

5 votes

Some of my images come out with a black mark in the centre

5 votes
Accepted

FOV on an APS-C and Full frame 'lens'

4 votes

Tamron lens causing errors at extreme focal lengths

3 votes
Accepted

Is DOF in macro dependent on lens setup?

3 votes

How does subject distance get calculated if you shoot using a mirror?

3 votes

Is it possible that sunlight reflecting off a camera lens could cause sufficient glare to dazzle a driver?

2 votes

What causes these squiggly lines in my photos and on my sensor?

2 votes

How do I tell if my camera has film in it?

2 votes

Do photographic lens show virtual image if the subject distance is less than focal length?

2 votes
Accepted

Why is far depth of field larger than near?

2 votes

Geocoordinate calculation for aerial oblique image using camera and plane yaw, pitch, roll, and position data

2 votes

Comparing the amount of light on different sized sensors

2 votes

Does the focal length on cropped lenses include a crop factor?

2 votes

Avoiding blurry edges with slide duplicator + macro lens

2 votes

Is it possible to determine from only a photo of a cityscape whether it was taken close with wide angle or from a distance with zoom?

2 votes

Why do telephoto lenses have long focal length?

1 vote

DOF of line scan camera & lens

1 vote
Accepted

Calculating FOV for mismatched lens/sensor size

1 vote

Should I use rounded or exact f-stop values for a depth of field calculator?

1 vote
Accepted

How do I calculate f/stop change for teleconverter that increases lens magnification?

1 vote

I accidentally dropped my kodak m35 camera and the film count reset to S again

1 vote

Vintage lenses and teleconverter. Vintage TC native to lens or adapt lens to modern TC?

1 vote

Photo Competition 2022-03-14: Freezing or Melting

1 vote

Can I mount a EF-M lens onto a C/CS-mount camera?

1 vote

What options do I have to scan negatives if my scanner is not backlit?

1 vote

Does shake reduction take focusing distance into account?

1 vote
Accepted

Is it possible to determine elevation angles from a photograph?