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Science

longship

(40,416 posts)

4. Wow! Four meters for a SOLAR telescope?

Reply to Fumesucker (Reply #3)

Wed Feb 18, 2015, 07:10 PM

Feb 2015

That is some serious shit. It maybe could give the orbital solar observers some competition. Except that it cannot view Sol 24/7. But it can be repaired if it breaks down.

Just don't get in the way of the light path, my friend.

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New planet-hunting tool chases after star system's little brown dwarf [View all] Judi Lynn Feb 2015 OP

Pedantic quibble, the VLT objectives are mirrors rather than lenses Fumesucker Feb 2015 #1

Yup! Lenses sag. Plus there's the chromatic aberration problem with passing light through glass. longship Feb 2015 #2

There's a four meter solar telescope going up on Hawaii.. Fumesucker Feb 2015 #3

Wow! Four meters for a SOLAR telescope? longship Feb 2015 #4

Yeah, that was my thought too... Fumesucker Feb 2015 #6

Well, if I wanted to view the sun, I would get a dedicated solar refractor. longship Feb 2015 #7

I'm more into taking pictures these days Fumesucker Feb 2015 #9

The US will launch the James Webb Space Telescope around 2018 cpwm17 Feb 2015 #5

My fingers are crossed on that mission. longship Feb 2015 #8

Thank you for the information, longship. n/t Judi Lynn Feb 2015 #10