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07-13-2022, 01:43 PM - 1 Like   #16
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(And it's a DSLR! )

07-13-2022, 03:25 PM - 1 Like   #17
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QuoteOriginally posted by photoptimist Quote

(And it's a DSLR! )
Isnít it a DNLR?
07-13-2022, 04:08 PM   #18
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whatever it is, it's using a type of mirror lens

QuoteQuote:
JWST's optical design is a three-mirror anastigmat. . .
https://en.wikipedia.org/wiki/James_Webb_Space_Telescope#Optics

QuoteQuote:
A mirror lens, also known as reflex or catadioptric lens, was once very popular, but now it has been largely forgotten. It can see far and is small and light.
https://www.whatdigitalcamera.com/technology_guides/mirror-lens-what-is-it-a...-it-work-64667
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