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