Flatness of Beam Splitter and Compensator |
0.05 λ |
Minimum Travel Reading |
0.0005mm |
Travel of Moveable Mirror |
1.25 mm (travel of fine micrometer:25mm) 10 mm for presetting (coarse micrometer) |
Sodium-Tungsten Lamp |
Sodium lamp: 10W
Tungsten lamp: 15W |
He-Ne Laser Output |
0.7-1 mW@632.8 nm |
Wavelength Measurement Accuracy |
Relative error 2% for 100 fringes |
Air Chamber and Air pump with Gauge |
Chamber length of 80mm, Range: 0-40 KPa |
Dimension |
350×350×245 mm |