422
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44428863-422
EYE LOUP - ROUND - 22X POWER
the angle at which a display can be viewed with acceptable visual performance.
the amount of voltage needed to get current to flow across a diode.
Objectives typically have magnifying powers that range from 1:1 (1X) to 1:1 (1X), with the most common powers being 4X (or 5X), 1X, 2X, 4X (or 5X), and 1X.