Accelerated fade apparatus and method of its use

Details Accelerated fade apparatus and method of its use Accelerated fade apparatus and method of its use

1996-12-04

1998-03-31

Raevis, Robert

Measuring and testing

Gas analysis

Moisture content or vapor pressure

73159, G01N 2500

Patent

active

057341150

ABSTRACT:
The invention relates to an apparatus for light fastness testing comprising a light source, means for dividing ultraviolet and visible light from infrared rays, means to direct the visible component of light into spherical cavity, and means to mount test samples in apertures in said cavity.

REFERENCES:
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patent: 3797918 (1974-03-01), Kockott
patent: 4544995 (1985-10-01), Suga
patent: 4627287 (1986-12-01), Suga
patent: 4704903 (1987-11-01), Suga et al.
patent: 4760748 (1988-08-01), Katayanagi et al.
patent: 4843893 (1989-07-01), Huber et al.
patent: 4995273 (1991-02-01), Kisima et al.
patent: 5138892 (1992-08-01), Suga
Derwent Abstract DE 4330759, Mar. 1995.
Derwent Abstract JP 7234181, Sep. 1995.

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