Renseignements généraux

Nº de série

3729

Nº de partie

1

Nombre total de parties

8

Ou

S/O

Brevets

S/O

Description générale

METAL, GLASS & WOOD COMPONENTS; SOME MINOR SYNTHETIC FITTINGS.

Dimensions

Remarque : Cette information reflète la taille générale pour l’entreposage et ne représente pas nécessairement les véritables dimensions de l’objet.

Longueur

72,0 cm

Largeur

38,0 cm

Hauteur

127,0 cm

Épaisseur

S/O

Poids

S/O

Diamètre

S/O

Volume

S/O

Lexique

Groupe

Technologie médicale

Catégorie

Matériel médical

Sous-catégorie

S/O

Fabricant

Ou

HAAG STREIT

Pays

Switzerland

État/province

Inconnu

Ville

Berne

Contexte

Pays

Canada

État/province

Ontario

Période

THIS SLIT LAMP OPHTHALMOMETER 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.

Fonction

USED TO OBSERVE THE TRANSPARENT STRUCTURES OF THE EYE.

Technique

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.

Notes sur la région

Inconnu

Détails

Marques

"HAAG- STREIT/ LIEBEFELD- BERN/ Made in Switzerland" stencilled in silver on stand. "HAAG-STREIT/ BERN" printed on several areas/components. "No 3729/ SWISS MADE " incised in white on upper left of instrument. "HAAG-STREIT/ BERN/ 8705070/ SWISS MADE" incised on tonometer housing. "No. 3729" incised in frame, below operator's face guard. Plate fixed to transformer control (lower left side, below table top) marked "Transformer 110/125/145/160/220/250-V main Voltage./Adjustment inside transformer box", in English, German, French and Spanish. "Patents for/ Britain No. 423,175/ 499,112/ Canada 391,575/ U.S.A. 2,216,387/ and other countries./ made in Switzerland" printed on column supporting various optical components. Paper label inside table drawer reads " VergröBerungen/ Agrandissements/ Magnifications/ Aumentos/ Okular 6x/ Oculaire 6x/ Eye-piece 12x/ Ocular 12x/ Objektiv 1,6x/ Objectif 3,3x/ Objectiv 1,6x/ Objetivos 3,3x/ Total 9,5x/ 19x/ 20x/ 40x ", in chart form.

Manque

UNKNOWN. SOME AUXILLIARY LENSES BELIEVED MISSING. INSTRUMENT HAS BEEN MODIFIED BY ADDITION OF SEVERAL COMPONENTS, INCLUDING TONOMETER & HRABY ATTACHMENT.

Fini

PREDOMINANTLY BLACK; SOME BRIGHT SILVER COLOURED METAL COMPONENTS.

Décoration

S/O