Forgot Password
Pentax Camera Forums Home

Show Printable Version Search this Thread
07-13-2022, 01:43 PM - 1 Like   #16
photoptimist's Avatar

Join Date: Jul 2016
Photos: Albums
Posts: 4,986

(And it's a DSLR! )

07-13-2022, 03:25 PM - 1 Like   #17
Site Supporter
Site Supporter
RobA_Oz's Avatar

Join Date: Nov 2008
Location: Tasmania, Australia
Photos: Gallery
Posts: 7,878
QuoteOriginally posted by photoptimist Quote

(And it's a DSLR! )
Isnít it a DNLR?
07-13-2022, 04:08 PM   #18
Seeker of Knowledge
Loyal Site Supporter
aslyfox's Avatar

Join Date: Aug 2016
Location: Topeka, Kansas
Photos: Gallery | Albums
Posts: 24,374
whatever it is, it's using a type of mirror lens

JWST's optical design is a three-mirror anastigmat. . .

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.

  • Submit Thread to Facebook Facebook
  • Submit Thread to Twitter Twitter
  • Submit Thread to Digg Digg
Tags - Make this thread easier to find by adding keywords to it!
center, diffraction, image, objects, pattern, patterns, photography, starbursts, stars, telescope, webb
Thread Tools Search this Thread
Search this Thread:

Advanced Search

Similar Threads
Thread Thread Starter Forum Replies Last Post
Webb Bridge BROO Post Your Photos! 8 07-08-2021 08:22 AM
When a NASA Shuttle Sailed to Houston AggieDad General Photography 12 06-19-2021 07:55 PM
Cityscape Webb Bridge Melbourne BROO Photo Critique 18 11-30-2019 07:44 PM
Architecture Webb Bridge twitch Post Your Photos! 1 01-10-2011 06:52 PM
NASA Moon crash sharathk Photographic Technique 10 10-14-2009 10:28 PM

All times are GMT -7. The time now is 04:53 PM. | See also:, part of our network of photo forums!
  • Red (Default)
  • Green
  • Gray
  • Dark
  • Dark Yellow
  • Dark Blue
  • Old Red
  • Old Green
  • Old Gray
  • Dial-Up Style
Hello! It's great to see you back on the forum! Have you considered joining the community?
Creating a FREE ACCOUNT takes under a minute, removes ads, and lets you post! [Dismiss]