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Description:
The Princeton Instruments Model TS-428 is a 250 watt tungsten-halogen light source system
designed for use with Acton series spectrometers. It consists of a 250 watt lamp as specified
on the enclosed drawing, a housing with light collection mirror, and power supply with variable
brightness control (250 watts to approximately 10% of maximum). The lamp is factory
installed and aligned prior to shipment. Adjustments are provided on the light collecting mirror
mount in the event that realignment becomes necessary.