Active optics

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Invention

Domain

Science and technology

Knowledge cost

1

In collections

Nobody has pulled it yet.

What Wikipedia says

Active optics is a technology used with reflecting telescopes developed in the 1980s, which actively shapes a telescope's mirrors to prevent deformation due to external influences such as wind, temperature, and mechanical stress.

Excerpt from the Wikipedia article “Active optics”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Denys (fr), CC BY 3.0, via Wikimedia Commons.