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