Production of off-axis high asphericity large-size astronomical mirrors

Autor: Aleksandr P. Semenov, Magomed A. Abdulkadyrov, Vladimir E. Patrikeev
Rok vydání: 2016
Předmět:
Zdroj: SPIE Proceedings.
ISSN: 0277-786X
DOI: 10.1117/12.2240858
Popis: Technology with the use of programmable computer-controlled system and a set of special instruments, which makes possible aspherization of optical elements with deviation from the nearest sphere of more than 1 mm at the stage of milling, grinding and polishing, was developed. The equipment and software for testing the surface shape at all stages of processing, was described.
Databáze: OpenAIRE