WK-29-3500 Milidioptometer

The WK-29-3500 Milidioptometer measures the spherical power, astigmatism of prisms, plane parallel plates, reflector assemblies, etc. or to set the diopter scale reading in various optical systems to a resolution of 1 millidiopter.

Range of ±200 millidiopters and 20x magnification.  Successful repeating of sharp focus setting is within 0.5 milliopter when viewing a 7.5 second National Bureau of standards resolution target, at a distance of 40 feet. Field of view: 2°. Weight: 3¼ lbs.




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