This is the Spectral 590(LED) version of the 4018. It is unique in that it illumintes a broad area with the 20 selected LED's especially adapted to the negative-positive processes.
The emitted light lies in the narrow spectral range around 590 nm in which most colour papers are insensitive but it is also suited to variable contrast printing paper.
Adjustment knob for controlling brightness. Removable special filter for greater brightness in the B & W lab. Dull black housing. Top can be tilted from 0 to 40°.
Mounting on wall can be done for direct or indirect lighting of working area.
Cord:approx. 1.8 m (6 ft.)
Dimensions: approx. 150 x 110 x 90 mm (5.9 x 4.3 x 3.5 inches)
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