Forgotten in its old age

by Aditya

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0
votes
1answer
152 views

Best lens to support Canon 70D and Dual Pixel CMOS [on hold]

I picked up a Canon 70D from Costco a few months ago. Getting prepped for our 1st kid here in a few weeks. Looking to upgrade my kit lens to something better for family photos and video work. I'd ...
4
votes
3answers
548 views

How linear are DSLR sensors?

To be more precise, let's say we are taking a W&B photograph. Picture 1 : And let's say we take it once with a 1/1000 shutter speed, so that the values for R/G/B range from 0 to MAXVALUE / 2 ...
5
votes
3answers
2k views

How common are hot pixels on new cameras?

How common are hot pixels on new cameras?! I read that people may check up to 5 cameras at stores to actually find a perfect one, is this true? so how commons is this? what is the chance of getting a ...
8
votes
3answers
391 views

Variable ISO Sensor: Possible and/or Useful?

This answer to the question about how ISO is implemented in digital cameras seems to imply that each photosite (i.e., pixel) can have its ISO set independently. If this is true, then I would think ...
18
votes
2answers
4k views

What are the advantages or disadvantages of a back illuminated CMOS sensor?

The iPhone 4s uses a backlit CMOS sensor, and I have noticed that some other point and shoot cameras do as well. What does that mean for photography, and if it is a benefit why do DSLR cameras not use ...
1
vote
1answer
328 views

How do I diagnose possible damage to my D70 sensor after an attempted IR conversion?

I tried to convert my Nikon D70 into IR, and after replacing the filter and reassembling the camera, I am unable to take any new pictures. I am able to see pictures that were previously present on the ...
7
votes
1answer
305 views

Are there bad effects of frequent pixel-mapping?

I read on two different sites that pixel mapping should be done once or twice a year. But sometimes I end up doing it once a month. Will it have adverse effect on the CMOS image sensor?
32
votes
4answers
8k views

What's the difference between CCD and CMOS image sensors?

I keep reading articles about CCD vs CMOS image sensors. What is the difference between these two types? What exactly do these sensors do in terms of photography? Is a CCD-based camera going to be ...
2
votes
2answers
402 views

Xenon flash with rolling shutter

I'm working on a cmos image sensor that has a electronic rolling shutter, at this time I'm operating at 15fps and getting RAW data from it. I was wondering how to combine a xenon flash with the ...