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Ophthalmometer or Keratometer - Brass - 20th century

Lot reference 29876800

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Your bid Current bid $121
Reserve price not met
Next minimum bid $133
Location: Gouda (Netherlands)
Auction fee: 9% of the winning bid
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No bids placed.

$121 Bidder 3327
09-12-2019 12:18:07
$110 Bidder 7436
07-12-2019 11:52:58
$99 Bidder 5812
07-12-2019 09:43:07
$88 Bidder 7436
07-12-2019 09:43:00
$88 Bidder 5812
07-12-2019 09:43:00
$77 Bidder 7436
07-12-2019 09:42:54
$71 Bidder 5812
07-12-2019 09:42:54

U.S.

Object: Ophthalmometer or Keratometer
Material: Brass
Designer/ Artist: firma Hardly
Manufacturer/ Brand: F.A. Hardy & Co
Estimated Period: 20th century
Country of Origin: U.S.
Condition: Good condition - used with small signs of aging & blemishes
Dimensions: 57×33×55 cm
Weight: 15 kg

Opthalmometer or keratometer formerly used in ophthalmology, created by F.A. Hardly and co., U.S.A. production date from around 1910.
Used to determine astigmatism of the eyepiece, by means of a beam of light on the cornea the deviation is visible and can be read off on the device so that custom glasses can be made.
The device is very well made, there is not cut back on a piece of copper and cast iron is used where necessary which can be felt in the weight of the instrument.

Nl user-8700eb4  

Catawiki member since November 26, 2018, received 0 reviews in total (0 in last 12 months)

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