TestType: Fizeau interferometry

TestBeam：Φ50mm  

TestWavelength: 10.5μm (Semiconductor laser)

Referencemirror：PV：λ/20

Sphericalreference mirror：PV：λ/10

Alignment:Dual wavelength alignment （Alignmentlight 635nm visible light）

AlignmentView: ±0.5 degrees

Display mode：CCD

Sphericalreference mirror：F1.5，F3.3，F5.6

PowerSupply：210-230V40-60Hz

Optimumoperating temperature：20℃-25℃

Size：660x370x160mm

Weight：about 18Kg

Mechanicalphase shift fringe analysis system

Systemcavity precision：PV：λ/20

Measurementrepeatability accuracy：λ/100

Surfacemeasurement of infrared optical element

Good imaging quality, simple structure

Easyto operate