8 public-domain matches

Visual Acuity

Cover of Visual acuity with lights of different colors and intensities

Visual acuity with lights of different colors and intensities

David Edgar Rice

$Cover of On the Anomalies of Accommodation and Refraction of the Eye: With a Preliminary Essay on ..$

On the Anomalies of Accommodation and Refraction of the Eye: With a Preliminary Essay on ..

Franciscus Cornelius Donders

Cover of Ophthalmic Optics and Visual Function

Ophthalmic Optics and Visual Function

Unknown author

Cover of THE CENTRAL AND PERIPHERAL VISUAL ACUITY OF THE LIGHT-ADAPTED AND DARK-ADAPTED EYE

THE CENTRAL AND PERIPHERAL VISUAL ACUITY OF THE LIGHT-ADAPTED AND DARK-ADAPTED EYE

E. W KATZENELLENBOGEN

Cover of IS 7006: Visual Acuity Test Charts

IS 7006: Visual Acuity Test Charts

Bureau of Indian Standards

Cover of Visual acuity, its importance in industrial lighting.

Visual acuity, its importance in industrial lighting.

Cooper Hewitt Electric Co.

Cover of COMPARISON OF THE RELIABILITY AND VALIDITY OF VISUAL ACUITY TEST TARGETS

COMPARISON OF THE RELIABILITY AND VALIDITY OF VISUAL ACUITY TEST TARGETS

U.S. Navy. Naval School of Aviation Medicine

Cover of Visual acuity and visibility, experiments S008 and D013

Visual acuity and visibility, experiments S008 and D013

S. Q. Duntley, R. W. Austin, J. H. Taylor, Harris, J. L., Sr