Over on petapixel, someone did a tear-down of a Russian drone and found a Canon DSLR inside.
https://petapixel.com/2022/04/11/ukraine-opens-russian-drone-finds-canon-dslr-inside/
Obviously high tech stuff.
https://interestingengineering.com/first-3200-megapixel-images-taken-by-worlds-largest-digital-camera
Your 45MP Eos R5 just got 0wned for astrophotography.
https://www.venuslens.net/product/laowa-9mm-f-5-6-ff-rl/
There is also a 11mm/f4.5
https://www.venuslens.net/product/laowa-11mm-f-4-5-ff-rl/
Not available for Canon.
One of the first things I looked for after the R5 release was results on photonstophotos - e.g. https://www.photonstophotos.net/Charts/PDR.htm#Canon%20EOS%20R5
What does that mean? Bill Claff has posted his findings on dpreview:
https://www.dpreview.com/forums/thread/4508716
Summary: With NR...