THORLABS WFS20-14AR, Руководство по эксплуатации

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Wavefront Sensor
Specifications of the MLA Series
Parameter MLA150-5C MLA150-7AR MLA300-14AR
Substrate Material Fused Silica (Quartz)
Wavelength Range 300 - 1100 nm 400 - 900 nm
Free Aperture
WFS20
WFS30 (WxH)
WFS40 (WxH) Ø 9 mm
11.5 mm x 7.5 mm
11.5 mm x 11.5 mm
Lenslet Grid Type Square Grid
Lenslet Pitch 150 µm 300 µm
Lens Shape Round, Plano Convex Spherical Square, Plano Convex Parabolic
Lens Diameter 146 µm 295 µm
2
Coating Chrome Mask Anti Reflection
Reflectivity < 25 % < 1 %
Nominal Focal Length 5.6 mm 14.2 mm
Effective Focal Length
(When mounted to WFS)
4.1 mm 5.2 mm 14.6 mm
Array Size
WFS20 10 mm x 10 mm x 1.2 mm
Array Size
WFS30, WFS40
12 mm x 12 mm x 1.2 mm
The WFSxx-7AR and WFSxx-14AR come with an anti-reflection coated (AR) lenslet array. The
following diagram shows the typical reflectivity of the lenslet array. The guaranteed reflectivity
of the coating in the wavelength range 400 to 900 nm is below 1%.
Reflectivity
Reflectivity of MLA150-7AR and MLA300-14AR (including AR - Coating)
Note