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