Lens for video terminal screen

Details Lens for video terminal screen Lens for video terminal screen

1984-09-14

1989-10-10

Bovernick, Rodney B.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

With antiglare or shading

351 45, G02C 710

Patent

active

048727490

ABSTRACT:
A method and lens are disclosed for improving the visual comfort and perceived vision of a person viewing an image transmitted from a video display terminal. The use of a lens tint complementary to the image color on the terminal screen is employed to improve screen contrast and reduce fatigue.

REFERENCES:
patent: 3078343 (1963-02-01), Schulz et al.
patent: 4049339 (1977-09-01), Ledan
patent: 4470673 (1984-09-01), Gilson et al.
Coblentz et al, Spectral-Transmissive Properties and Use of Colored Eye-Protective Glasses, 6/1938.
Murray et al, Potential Health Hazards of Video Display Terminals; Jun. 1981.
Cornsweet, Visual Perception, pp. 249-254 and 332-339 (1970).

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