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