Рет қаралды 14,259
Let's talk read noise, and how increasing your ISO / gain will decrease your noise, not increase it. Starting with an ISO / Gain cheat sheet with optimal levels for your gear. We then discuss how to find the best ISO / gain levels for your camera and what new sensors have to offer us.
Cameras Dynamic Range: www.photonstophotos.net/Chart...
Cameras Read Noise: www.photonstophotos.net/Chart...
Dr. Robin Glover: • Choosing the right gai...
Atik Gain Description: • CMOS Gain Settings
ISO Irreverence: photographylife.com/iso-invar...
Timestamps:
0:00 - Introduction
1:32 - Cheat sheets for DSLR & mirrorless cameras
1:55 - Cheat sheet for astronomy cameras
2:55 - What is ISO & gain
4:40 - Why not use maximum gain/ISO?
5:44 - Quantum efficiency
6:35 - Pixel full well depth
8:09 - Camera bit depth
10:05 - Reduction in dynamic range
11:00 - Calculating ISO / gain for your camera
11:42 - The three types of cameras
13:00 - ISO relevant cameras with Canon 5D Mk 4
14:53 - ISO irrelevant cameras with Nikon D800
16:14 - Dual gain cameras with Sony A7s3c
18:58 - Conclusion
Public Events: www.astrowithroro.com
Facebook: / astrowithroro
Instagram: / astrowithroro