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