Ophthalmology: Objects 16 - 30 of 65

2006.538.1: Knife, EyeKnife, Eye, 1951-1990 Iridectomy knife in a case which also acts as screw-on handle. Trademark [serpent entwined around a staff with crown] and encircled 'NRA' stamped into surface.
993.1324.1: Knife, EyeKnife, Eye, 1901-1950 Single ended handle with reversible cataract needle, straight.
2006.62.1: LachrymotomeLachrymotome, 20th Cent. Long metal tool with a curved tapered end, thumb rest on plunger stem, finger ring on collar. The plunger operates a blade.
2011.11.1: Lens MeasurerLens Measurer, 1950-1998 Lens measurer comprising of a white round enamel dioptric dial face marked 0-10 with + and - scales and '"CONSOL" LENS MEASURE' printed in black lettering. Blued steel finger pointer. Glazed dial face cover. Metal casing. At the top of the casing are three prongs, two fixed on the outside and a spring-loaded movable pin in the center, with a protective cover. Beneath the prongs 'REG. No. 573041' is stamped into the surface.
993.149.1: Lenses, TrialLenses, Trial, c. 1899 155 lenses of various sizes, types and shades are framed with gold and silver plate and slotted in vertical rows cut in tray. Box housing tray covered with patterned red leather and lined with red suede and silk. A letter of guarantee from manufacturer E.B. Meyrowitz dated May 10th 1899 accompanied the lenses. Guarantee states 'This is to certify that this set of trial lenses, #925, is of my own manufacture, and I guarantee its correctness in every particular.'
993.348.1: LorgnetteLorgnette, 1839-1862 Folding lorgnette with a gold frame and gold openwork decorative handle and base ring. The base ring and handle can be pulled to extend the length of the handle by 3.5cm. The solid nose bridge is hinged at both ends which allow the outer lens to fold and clip into a flange situated at the top end of the handle. The round lenses are of reading strength. The manufacturer/retailer’s name and address ‘DIXEY 3 NEW BOND ST LONDON. W.’ is engraved into the inner surface of the nose bridge. No case.
993.317.1: Lorgnette, BifocalLorgnette, Bifocal, 19th Cent. Folding bifocal lorgnette with gold frame and steel handle. Hinged bridge. Oval lenses with each lens consisting of 2 separate lenses mounted into a single frame. Sprung rims hinged at top of handle. There is a spring release catch at the side and a small ring at the base of the handle. Dimensions for unfolded lorgnette given.
993.304.1: Lorgnette, FoldingLorgnette, Folding, 19th Cent. A long tortoiseshell handle/case with spring loaded framed oval lenses [corrective] hinged at top of handle and fold at bridge. A gold oval disc for the owners intials engraved 'EMM' in script is attached to the handle. There is a release catch at the side and a small suspension ring for a cord at the base of the handle. 'MxDIV' is engraved into the metal casing. Dimensions given are for unfolded lorgnette.
993.293.1: Lorgnette, FoldingLorgnette, Folding, c. 1850 A short tortoiseshell handle which doubles as a case, and spring loaded framed oval lenses hinged at top of handle which fold at bridge. There is a release catch and small ring at base of handle.
2009.19.1: Maddox Wing Test InstrumentMaddox Wing Test Instrument, 20th Cent. Hand held Maddox Wing Test instrument used to test for imbalances in binocular vision, for example heterophoria [tendency to squint] which is measured on the red vertical scale. Esophoria and exophoria are measured by the white horizontal scale. Cyclophoria may be assessed by moving the red arrow pointer parallel to the horizontal scale. The visual field is divided into two sections, allowing the right eye to see only the white and red arrows, whilst the left eye sees only the horizontal and vertical rows of figures. 'INST. No. 1370', 'MADDOX WING TEST' and 'ENGLAND' printed in white on...
993.295.1: MagnifierMagnifier, 19th Cent. Folding magnifier; round lens in silver frame with grooved decoration, hinged at handle. The round Mother-of-Pearl handle is undecorated with two silver clasps. Case missing.
993.1136.1: Magnifier, Protective Magnifier, Protective , 1881-1910 Blued steel frame and brown silk eyecups with velvet padding, long straight side arms with small teardrop loop finials. Thread is wrapped around finials. Oval eyes with dark plastic lenses [black coating applied to internal surface] with viewing slits, the right side has a small oval opening, the left a rectangle opening. Over the openings are hinged magnifying glass lenses which are fixed internally. With orginal case; 13.7 x 5.3 x 5 cm. The manufacturer's name and address is stamped in gold print on the internal surface of the lid flap and a star on the outer surface.
993.143.1: Needle, ParacentesisNeedle, Paracentesis, 19th Cent. Paracentesis needle with ivory handle.
2006.9.1: OphthalmometerOphthalmometer, c. 1900 An electrical ophthalmometer designed to measure the curvature of the anterior surface of the cornea and deliver a primary index of a patient's astigmatism or other corneal irregularities. Consists of a telescope on the examiner's side. Patent details 'C.I. OPHTHALMOMETER. PAT Aug 22. 99 CHICAGO. ILL. U.S.A.' in relief on the frame supporting a chin rest and suspended eye cover. A plaque with the manufacturer's details 'F. A HARDY & CO. CHICAGO U.S.A.' is attached to the dish. The dish has 2 eye testing light sources illuminated from behind by lamp bulbs. The cast iron frame has an...
993.129.1: OphthalmoscopeOphthalmoscope, 1877-1900 Lined lidded case containing ophthalmoscope and screw-on handle. Lenses are mounted on 2 rotating discs with numbers underneath; the plus numbers are in white, and the minus numbers are in red. 1 of the 4 external lenses [-5] is missing, all 15 internal lenses and the vertically tilting mirror are intact. 'Loring Ophthalmoscope' is stamped on lid in gold lettering. The indirect lens stored under a velvet flap in base is missing. The handle is not original.