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