flying spot tube character generator
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- Varotal lens
- diatomic roto
- metacrystalline
- mode pattern
- optical head controllers,control ics/modules
- chronophotography
- visible emissivity
- multilongitudianl-mode laser
- filters
- intensifying screen
- infra-red beam folower
- optical harmonic generation
- optical deformation
- frequency summing
- time-averaged shadow-moire method
- geometrical focus
- astrospectrograph camera
- upper state relaxation
- holographic gratings
- push out