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Cross Aperture

$377.50

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SKU: CROSS-DISC
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Description

The cross aperture may be used * ‘for measuring the modulation transfer function (MTF) of a detector array.

* OPTICAL ENGINEERING / February 1993 / Vol 32 No. 2 / 395
Martin Sensiper, Glenn D. Boreman, Alfred D. Ducharme, and Donald R. Snyder
Specifications
Diameter
50.0 mm ±0.50mm
(1.969in ±0.0197in)
Thickness
2.0mm
(0.0787in)
Centering
±0.125mm
(±0.00492in)
Circularity
< 1.5µ
(< 0.000059in)
Aperature Tolerances
Cross Length
25.0 mm
Cross Width
2.0 mm

Additional information

Weight1 oz