Type

9W

Measurement system amplification factor

20 times NA0.26

23 times NA0.30

26 times NA0.34

29 times NA0.38

Magnification factor of projection system

21 times

lighting lamp

12V, 50W incandescent bulb

Main slit

Width adjustment range: 0-3mm

Indication: 0.01mm

Height adjustment range: 0-20mm

Indication: 2mm

workbench

Vertical movement range: 0-90mm

Indication: 1mm

Lateral movement range: 0-220mm

Lateral micro motion range: 0-25mm

Micro motion indication: 0.01mm

Selenium photovoltaic cell

Effective area: diameter 25mm

Sensitivity: 400-500 microamperes per lumen

Working life: 500 hours

Galvanometer

Sensitivity: 2.5 * 10 ¯ 9 A/mm/m

Oscillation period: 1 second

Instrument weight

50kg

Overall dimensions

1500*900*800mm

Instrument completeness

Micro photometer (with built-in galvanometer): 1 unit
Lighting fixtures (12V, 50W): 4 pieces
Selenium photovoltaic cell: 1 unit
Foot pads (one of which is softer): 3 pieces
Adjusting square hole wrench: 1 piece
User manual: 1 copy