Definition of Cassegrain telescope in English:
A reflecting telescope in which light reflected from a convex secondary mirror passes through a hole in the primary mirror.
- Visitors can also see the University Observatory, which houses a 14 inch Schmidt Cassegrain telescope with a cooled CCD (Charge Couple Device) camera.
- The tube length is very long compared to a Cassegrain telescope of the same effective focal length.
- Easy portability and precision optics are hallmarks of Cassegrain telescopes, and Orion has some of the finest.
Late 19th century: named after N. Cassegrain (1625–1712), the French astronomer who devised it.
Definition of Cassegrain telescope in:
- British & World English dictionary
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.