tangential ray focus
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- plastic-base mirror
- pseudocontinuum
- astro-compass
- optical second harmonic generation
- spherical aberration
- aberration blur circle
- collisionless multiple-photon laser excitation
- checking
- metal lens
- tracking laser radar
- time-resolved interference spectroscopy
- spatially bound function
- beamsplitting blocks
- Sonnar lens
- Acoustooptic Bragg diffraction
- transit-time lidar velocimeter
- laser
- self-sagging
- Infrared spectroscopy
- diffuse reflectance light