Lightnings taking a ride

by ceinmart

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4,826 reputation
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bio website NotTheDeadPaulCezanne.com
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visits member for 3 years, 9 months
seen Aug 14 at 10:11

Aug
24
awarded  Famous Question
Aug
17
awarded  Popular Question
Aug
16
awarded  Nice Question
May
6
awarded  Necromancer
May
3
reviewed Approve Is it possible to tether a Panasonic Lumix G3 with Lightroom or a tablet?
May
1
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Apr
29
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Apr
29
comment Why are some big telephoto lenses so expensive compared to telescopes?
I can buy a 10" f3.9 reflector for under $1,000.
Apr
29
awarded  Good Question
Apr
28
comment Why are some big telephoto lenses so expensive compared to telescopes?
I disagree completely. Astronomers are very concerned about distortions, and to some extent color correctness.
Apr
28
awarded  Popular Question
Apr
28
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Apr
28
comment Why are some big telephoto lenses so expensive compared to telescopes?
Great answer! My guess is that the need for close focusing means that you need many elements and that's what causes the materials cost to be so high. Then when you throw autofocus in the mix...
Apr
28
accepted Why are some big telephoto lenses so expensive compared to telescopes?
Apr
27
asked Why are some big telephoto lenses so expensive compared to telescopes?
Apr
23
comment Can I combine several low quality pics into one higher quality picture?
computer vision can take multiple blurry shots and create a single sharp shot? That would be awesome but I remain skeptical.
Feb
3
awarded  Nice Question
Dec
13
comment Developing cyanotypes with an LCD projector
too cool! love the mystery..
Dec
13
revised cyanotype wiki description
added 839 characters in body
Dec
13
revised cyanotype wiki excerpt
added 77 characters in body