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