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