Astronomy uses UBVRI filters.
Two types: 【Johnson/Bessel】 and 【Kron/Cousins】.
■Andover offers UBVRI filters as standard products. ■These filters are used to remove light emitted from celestial bodies or to measure specific bands. ■Johnson/Bessel: Photomultiplier tube ■Kron/Cousins: Silicon CCD
- Company：オプトロンサイエンス
- Price：Other
