Advanced search

Authors whose works are in public domain in at least one jurisdiction

solid Schmidt–Cassegrain telescope

Image Image of a generic work. The text above it indicates that there is no free image of the work available, and that if you own one, you can click on the placeholder link to upload it.
Description variant of a Schmidt–Cassegrain telescope that's built from a single piece of glass
Author/s

creator: Rik ter Horst 

Publication date
Language
Country of origin
Wikipedia link
Copyright status
Missing/wrong data? Edit Wikidata item