spherometer


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Words related to spherometer

a measuring instrument for measuring the curvature of a surface

References in periodicals archive ?
With D ranging from 5 mm to 20 mm, the minimum relative errors were all less than 0.02%, which is similar to that for a commercial spherometer [7].
He made adaptors to convert Barker's RAS-thread eyepieces to push-fit, to the latter's delight, plus a fine spherometer for the mirror-maker Jos (Joseph) Slater.
THIS is a spherometer and used to measure the radius of curvature of convex or concave surfaces, complete with mahogany box.
The radius of curvature was determined using a spherometer. The criterion for craze initiation was the first visual observation of a craze using the naked eye with the aid of a flashlight.
Request for quotations : acquisition of a spherometer to control the radius of spherical surfaces along the deflection arrow in the set
This gets me close to the radius I want, but I use a spherometer or template to measure the curve after I make the cut and, if needed, adjust the angle and take a second pass."