METAL OPTOMETER
$250.00
Nickel plated measuring tool circa 1900 with calibrated scale and inscribed “convex” and “concave”. When looking through the eyepiece, one would slide the “count the dots” metal disc until in focus. Elegant and rare piece. 12” x 3.5” x 2”
Nickel plated measuring tool circa 1900 with calibrated scale and inscribed “convex” and “concave”. When looking through the eyepiece, one would slide the “count the dots” metal disc until in focus. Elegant and rare piece. 12” x 3.5” x 2”
Nickel plated measuring tool circa 1900 with calibrated scale and inscribed “convex” and “concave”. When looking through the eyepiece, one would slide the “count the dots” metal disc until in focus. Elegant and rare piece. 12” x 3.5” x 2”