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