fluorite objective
相关英语词汇推荐
- geometrical focus
- astrospectrograph camera
- multilongitudianl-mode laser
- push out
- mode pattern
- Varotal lens
- frequency summing
- metacrystalline
- diatomic roto
- optical deformation
- visible emissivity
- infra-red beam folower
- upper state relaxation
- chronophotography
- intensifying screen
- holographic gratings
- filters
- time-averaged shadow-moire method
- optical head controllers,control ics/modules
- optical harmonic generation