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