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Various overseas charts Resolution test chart 2: USAF1951-R70
Various overseas charts Resolution test chart 2: USAF1951-Koyo Co., Ltd.

Various overseas charts Resolution test chart 2: USAF1951
Koyo Co., Ltd.


About This Product

The 1951 USAF Resolution Test Chart is a microscope optical resolution test device defined by the 1951 United States Air Force MIL-STD-150A standard. The design is an instrument for analysis and validation of imaging systems such as microscopes and camera image scanners that provide a large number of targets showing an assortment of precision spatial frequency specimen steps. Optical system features: Consists of a pair of horizontal and vertical 3-bar charts, each line has its own width and spacing, and is serially numbered. The most common use of this chart is to determine numerical tolerances during photo processing.

■Main uses

It is used for testing the resolution of photolithography, nanotechnology, high-magnification video lenses, microscopes, and various vision systems.

■Basic chart

The entire pattern is chromium-deposited on 50mm square and 75mm square substrates. Displays from 100 lines/mm to 228 lines/mm, and you can choose from two types: positive pattern and negative pattern.

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    Various overseas charts Resolution test chart 2: USAF1951

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1 Models of Various overseas charts Resolution test chart 2: USAF1951

Image Part Number Price (excluding tax) Basic glass size Specification Number of line pairs Pattern Code
Various overseas charts Resolution test chart 2: USAF1951-Part Number-R70

R70

$ 178.75〜

50mm square

Standard

10-228/mm

Positive

8054

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