ametropia-correcting lenses
校正屈光不正眼镜

• oscillatory phtoconductivity
• oscillgraph
• oscillion
• oscillistor
• oscillocsope-detector
• oscillogram
• oscillogreg
• oscilloprobe
• oscilloscope
• oscilloscope camera
• oscilloscope trance
• oscilloscope tube
• oscillosynchroscope
• oscitron
• osjcillating ode
• osmium
• osmosis
• Ostwald color system
• other and concerned microscopes/telescopes/cameras
• other bar code scanners
• other copy machines
• other detectors
• other devices
• other display equipment
• other equipment