Astronomy   View all facts   Glossary   Help

physical object > artifact > device > instrument > optical device > wavefront modifier > aspheric

aspheric
subject			fact

aspheric	has wavefront modification shape
	has definition An optical surface with departures in shape from a perfect sphere in order to cancel optical imperfections or aberrations.
	is a kind of wavefront modifier
instrument	has operator
artifact	has creator
	has creation date
	has purpose
	has owner
physical object	has location or center of gravity
	has angular momentum
	has mass
	has velocity
	has momentum
	has temperature
	has volume
	has extent
	has material

Kinds of aspheric :

• corrector plate (2 facts) - Thin lens-like optical piece which removes certain optical aberrations.

Next wavefront modifier: atmospheric dispersion corrector    Up: wavefront modifier    Previous wavefront modifier: spectrograph dispersing element