VISUAL PRECISION

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Visual Precision Glass Screens & Comparison Overlay Charts for your Optical Comparator
Both Standard & Custom charts and Calibration Masters are available

Visual Precision charts are made from either glass, plastic, or Mylar with options to meet your needs for cost, durability, and visibility. They offer several levels of certification for charts and scales. This can include inspection and reporting with conformance to ISO 9000 guidelines.

Replacement screens for all popular brands of optical projectors are available in "protected" (coated) or "Hard Image Baked" (photo etching process) styles.

Because of the vast number of sizes, material, manufacturers and magnifications available, comparator charts are not available for online purchase. When ordering a chart, please specify the following information:

Chart Number
Comparator Manufacturer
Model Number of Comparator
Magnification's)
Increments (inch or metric)
Material Type
Material Finish

Here are a few typical designs (some styles are available in glass only - others in glass or plastic):

Glass screen with radius chart Glass screen with radius and angles Protractor screen Screen with screw threads Screen with taper pipe threads

Prices generally range from $110 to $220 for 6" screens, $141 to $282 for 12" screens and $336 to $549 for 32" screens.

This is one of several measuring & precision glass scales which are available:

Glass measuring scale