Sodium lamp for Polarimeter

Sodium lamp for polarimeter,  ND20 low pressure sodium Lamp

The lamp can radiate stronger 589.0nm, 589.6nm sodium lines, good color, often as a polarimeter, refractometer, polarimeter instruments such as monochromatic light source.

Technical characteristics:

Power: 20W

Operating Voltage: AC15 5V

Working current: AC1-1.3A

The outer diameter : 28mm

Length: 155mm

Lamp holder: Bakelite eight feet

2.2500.23