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twalberg's user avatar
twalberg's user avatar
twalberg
  • Member for 6 years, 8 months
  • Last seen this week
27 votes
Accepted

What caused the rainbow artifacts in the shadows in this image?

26 votes

How to capture rays of light in a photograph using a DSLR camera

24 votes

Why have all negatives been exposed to one frame?

22 votes

What's the best way to store over 400 GB of digital photos?

21 votes

What could be the reason for these block-like artefacts in the blue sky?

13 votes

What is the advantage of carrying a tripod and ND-filters when you could use image stacking instead?

13 votes
Accepted

Is it okay to not use the spare battery?

11 votes

How do I calculate the difference in lens reach between a superzoom compact and a DSLR zoom lens?

11 votes

What's the difference between a FL-D filter and an ND filter?

11 votes

Photo Competition 2021-04-12: Up There

9 votes

Recording a movie larger than 4GB on Canon 7D

9 votes
Accepted

Why does my "ultrasonic" lens have trouble focusing in low-light and low-contrast scenes?

8 votes

Accidentally reset film counter to 0, what to do?

8 votes

How to reproduce a photo with silhouette and bokeh?

8 votes

What's the relation between sensor size and maximum aperture

8 votes

Why are my flashes not putting out full power in HSS?

8 votes

Photo Competition 2021-03-15: Reflections

7 votes

Is it normal for RAW files to have lens distortion? How best to deal with it?

7 votes
Accepted

What is the cause of a dimmer image of a light source in a photo?

7 votes
Accepted

What's so bad about a mirror lens?

7 votes

Can I develop my b&w film a year after shooting it?

7 votes

How to convey a sense of depth & distance in a landscape?

7 votes
Accepted

How to undo all changes to an edited image in RawTherapee?

6 votes

Can I get a manual focus lens for my Canon PowerShot camera?

6 votes

Prime lens is over-exposed fully open, when in full daylight

5 votes
Accepted

Why does zooming into JPEG images show chunky boundaries and or noise resembling smudges of magenta, yellow and cyan?

5 votes

Can aperture be changed in aperture mode even with a constant maximum aperture lens?

5 votes

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

5 votes

Is aperture the same on different format of lenses?

5 votes

What is this notation for Diagonal Angle of View units in this lens specification?