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