photometric standard lamp
光度标准灯

• optimum reflectivity
• optimum resolution
• optimum sensitivity
• optist
• optitherm radiometer
• optium angle
• optiumum control
• optoacoustic
• optoacoustic detection
• optoacoustic detector
• optoacoustic modulation
• optoacoustic modulator
• optoelectric shift register
• optoelectronic cold cathode
• optoelectronic data processor
• optoelectronic device
• optoelectronic element
• optoelectronic ICOEIC optoelectronic memory
• Optoelectronic polymers
• optoelectronics
• optoelectronic scanning
• optoelectronic system
• optogalvanic effect
• optogram
• opto-hybrid integeratecd circuit