GTI Replacement Fluorescent Lamp for the Model GLE-50 Viewing System, Pack of 8 Lamps.
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• One critical system component that can significantly alter color perception and render a system "non-standard" is the D5000 fluorescent bulb. Aging and yellowing of D5000 bulbs create dramatic color shifts. Scheduled relamping of fluorescent bulbs is a very simple and cost effective way to insure standard viewing conditions.