ND20(Gp20Na) Low Pressure Sodium Lamp
The low-pressure sodium lamp can radiate a strong 589.0nm, 589.6nm sodium line, and has good monochromaticity. It is often used as a monochromatic light source in instruments such as polarimeter, refractometer, and polarimeter.
Characteristic:
Power: 20W
Working voltage: AC15±5V
Working current: AC1-1.3A
Outer diameter: φ28mm
Length: 142mm
Lamp cap: Screw
Precautions:
The lamp is ignited at the rated voltage. When igniting, the ballast must meet the requirements in series. Do not directly insert the power supply.