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