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![[OPTICAL INSTRUMENTS]. Pair of Electric Optical Instruments. [V.p., ca. 20th century].](https://s1.img.bidsquare.com/item/xl/3873/38730432.jpeg?t=1WXw9t)
Lot 49
[OPTICAL INSTRUMENTS]. Pair of Electric Optical Instruments. [V.p., ca. 20th century].
Estimate: $200 - $400
Unsold
Bid Increments
| Price | Bid Increment |
|---|---|
| $0 | $5 |
| $30 | $10 |
| $100 | $25 |
| $500 | $50 |
| $1,000 | $100 |
| $2,000 | $200 |
| $5,000 | $500 |
| $10,000 | $1,000 |
| $20,000 | $2,000 |
| $50,000 | $5,000 |
| $100,000 | $10,000 |
[OPTICAL INSTRUMENTS]. Pair of Electric Optical Instruments by American Optical Corporation. [V.p., ca. 20th century]. Including: Maddox Cheiroscope. The uncommon electronic apparatus in metal case, viewfinder, two lightbulbs, power cord. Approximately 14 x 11 x 13". Patients used this to strengthen a weakened eye via tracing therapy. [And:] Lensometer. Electronic lensometer used to measure and create eyeglass or contact lenses. Electronic metal apparatus with two lenses, adjusting dials, and power cord. Approximately 19 x 7 x 14".
Condition
Some wear, soiling, both instruments are untested. Very good.
Available payment options
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