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