Questions tagged [adaptive-optics]

Questions about the technology to improve the performance of optical systems by reducing the effects of rapidly changing optical distortions.

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How are the aberrations seen in early JWST images corrected?

I found this image on space.com and it can also be found in NASA's JWST blog. This is one step in the process of aligning the 18 mirrors on JWST. A single relatively-isolated star has been selected. ...
Roger Wood's user avatar
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4 votes
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How would the "Fluidic Telescope (FLUTE)" next generation telescope make and control a smooth, correct concave optical surface figure in microgravity?

The January 10, 2023 NASA Ames Research Center news item Fluidic Telescope (FLUTE): Enabling the Next Generation of Large Space Observatories discusses a proposed project to study the feasibility of a ...
uhoh's user avatar
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3 votes
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Deformable optics for consumer telescopes

I am aware that there are adaptive imaging techniques for amateur astronomers. But these methods correct an image on a screen. This is nice, but to me the real lure of amateur astronomy is the act of ...
ngc1300's user avatar
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2 votes
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How do HabEx's internal coronagraph and external starshade work together and complement each other? What is it that each can do that the other can't?

Limits of space telescope? links to the video 4 Future Space Telescopes NASA wants to build and that page links to The New Great Observatories. These cover the four space-based instruments proposed by ...
uhoh's user avatar
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2 votes
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Adaptive Optics observations worse than natural seeing observations for faint structures?

I have read that one drawback of Adaptive Optics (AO) IFU observations is that they have lower SNR (compared natural seeing observations) and as a result it is harder to observe faint structures. For ...
AstrOne's user avatar
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