CMM4
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K & E Model 71-1130 mirror; for use with autocollimator to check the flatness of surface plates; mounts on height gage; no adapter furnished; in original box. It is simply a high-quality, first-surface mirror that is adjustable for squareness to its rotation axis. No blemishes. The object in view in the mirror in the photograph at left is the stand for a stereomicroscope which of course is not included in this lot. Price: SOLD.