autocollimating telescope
自准直望远镜

• infra-red photo
• Infrared photoconductor
• Infrared photodetector arrays
• infra-red photography
• Infrared photography
• Infrared photomicrogaphy
• infra-red photon
• infra-red phyrometer
• infra-red quantum converter
• infra-red radar
• Infrared radiation
• infra-red radiation
• Infrared radiation souirce
• infra-red radiometry
• infra-red rangefinder
• infra-red rapid-scan monochromator
• infra-red ray
• infra-red ray drying
• infra-red ray gas analyser
• infra-red reconnaissance equipment
• infra-red reference body
• Infrared reflectance spectroscopy
• Infrared reflectors
• infra-red region
• infra-red remote sensing technique