Description
The part number HC-ST3QQNYCE is a 37mm diameter see-through (opto-galvanic) hollow cathode lamp (HCL) manufactured by Heraeus Noblelight (including IST and Cathodeon.) It is 120 mm along the optical axis, with pins which are 14 mm long. Both optical windows are 25 mm diameter and the optical centerline is located 70 mm from the base bottom (reference surface). This lamp has a cathode with Cerium discharge, a quartz/quartz window and neon fill gas. The Heraeus see-through hollow cathode lamps provide a frequency stable reference, especially for laser tuning utilizing standard (non-data coded) lamps. Also known as 3QQNY/CE, 80050164. the Heraeus see-through hollow cathode lamps have 1000 hour warranty when operated within current range specifications.
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