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1-4 of 4 results for Ophthalmometer

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Select article: Comparison of Keratometric and Topographic Cylinder and Axis Measurements on Normal Corneas with Low Astigmatism

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Research article

First published 2005-1

Comparison of Keratometric and Topographic Cylinder and Axis Measurements on Normal Corneas with Low Astigmatism

C.H. Karabatsas, I. Papaefthymiou, I.M. Aslanides [...]

European Journal of Ophthalmology

Select article: A Camera that Directly Measures Physical Parameters

Free access

Research article

First published 1991-2

A Camera that Directly Measures Physical Parameters

R Ahmed, S A Vernon

Journal of the Royal Society of Medicine

Select article: The Eye as an Optical Instrument: From Camera Obscura to Helmholtz's Perspective

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Research article

First published 2001-10

The Eye as an Optical Instrument: From Camera Obscura to Helmholtz's Perspective

Nicholas J Wade, Stanley Finger

Perception

Select article: Helmholtz at 200

Open access

Research article

First published 2021-7

Helmholtz at 200

Nicholas J. Wade

i-Perception

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