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