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What does OAD stand for?

OAD stands for Overall Diameter (ophthalmic)

This definition appears somewhat frequently and is found in the following Acronym Finder categories:

  • Science, medicine, engineering, etc.

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Other Resources:
We have 66 other meanings of OAD in our Acronym Attic

Samples in periodicals archive:

The probe has an overall diameter of 30 mm, so when fitted into place on a measuring system--and it should be noted that it can be combined with a motorized head, such as the company's TESASTAR-M, which can be used to develop an analog scanning system with 2,952 positions--it has accessibility, even in tight spaces.
Around this time Mercury will show a half-phase telescopically, similar to the first quarter Moon, but with an overall diameter of only 8 arcseconds; at least a 100mm aperture at x50 will be needed to show this well.
Some of the features that make the Deep Blue unique include the capability to lay both flexible lines from 2 to 16 inches in diameter and rigid reeled lines from 4 to 18-inch overall diameter in mean water depths to 8,200 feel.