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