Eyepiece

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Ingenium, 1998.0443.002
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OBJECT TYPE: ophthalmometer
DATE: 1954
ARTIFACT NUMBER: 1998.0443.002

MANUFACTURER: HAAG-STREIT AG.
MODEL: 360
LOCATION: Bern, Switzerland

More Information

General Information

Serial #: N/A
Part Number: 2
Total Parts: 8
AKA: alternate eyepiece
Patents: N/A
General Description: METAL AND GLASS

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: N/A
Width: N/A
Height: 3.5 cm
Thickness: N/A
Weight: N/A
Diameter: 3.0 cm
Volume: N/A

Lexicon

Group: Medical Technology
Category: Medical equipment
Sub-Category: N/A

Manufacturer

AKA: HAAG STREIT
Country: Switzerland
State/Province: Unknown
City: Bern

Context

Country: Canada
State/Province: Ontario
Period: THIS SLIT LAMP MICROSCOPE MAY HAVE BEEN USED C. 1955- 1996. THIS TYPE USED C. 1950S+
Canada: THIS INSTRUMENT USED IN OFFICES OF DR. JAMES DONALD ALLEN, A WELL KNOWN OTTAWA OPHTHALMOLOGIST AND DISTINGUISHED GRADUATE (1931) OF QUEEN'S UNIVERSITY, KINGSTON, ONT. HE PURCHASED THIS INSTRUMENT FROM IMPERIAL OPTICAL CO, LTD., TORONTO, CANADA'S FOREMOST OPHTHALMOLOGICAL EQ. DISTRIBUTOR C.1950S-LATE 80S.
Function: USED TO OBSERVE THE TRANSPARENT STRUCTURES OF THE EYE.
Technical: EXAMPLE OF SLIT LAMP MICROSCOPE, USED TO OBSERVE TRANSPARENT STRUCTURES OF THE EYE. IT IS FITTED WITH AN ULBRICH DRUM AND MEASURING EYEPIECE, WHICH PERMITS SURFACE AND MEASUREMENTS IN DEPTH TO BE MADE OF THE EYE. THE TONOMETER COMPONENT MEASURES INTRAOCULAR PRESSURE. HRUBY LENS ATTACHMENT PERMITS OBSERVATION OF POSTERIOR SECTION OF EYE. SLIT LAMP MICROSCOPY ORIGINATED IN GERMANY C. 1910-35.
Area Notes: Unknown

Details

Markings: "Orth. Okul." & "12x" printed on eyepiece
Missing: N/A
Finish: Unknown
Decoration: N/A

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If you choose to share our information about this collection object, please cite:

HAAG-STREIT AG., Eyepiece, 1954, Artifact no. 1998.0443, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/item/1998.0443.002/

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