HAND HELD TONOMETER WITH IMPROVED VIEWING SYSTEM

A puff tonometer in which the eyepiece and objective lens form a simple telescope which is capable of presenting to the user an in-focus image of distant objects, as well as an image of light reflected by an eye under test at close quarters when viewed through the eyepiece. A Pechan-Schmidt prism in...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MERRITT, PAUL, ANTONY, MATTHEWS, JAMES, ROBERT, ARNOLD, FISHER, JOHN, HORACE
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	DIAGNOSIS HUMAN NECESSITIES HYGIENE IDENTIFICATION MEDICAL OR VETERINARY SCIENCE SURGERY
Online-Zugang:	Volltext bestellen
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