| 摘要 |
PROBLEM TO BE SOLVED: To suppress the influence of temperature on lamp characteristic in a spectrophotometer. SOLUTION: A heavy hydrogen lamp 2 is attached to a flange 10 and detachably mounted on an opening part of a light source chamber 6a. An electrode support part 14a connected to an electrode 14 connected to a light emitting part assembly 12 stored in the lamp 2 and extended out of the light source chamber 6a is covered with a cover 40 covering the base end part of the lamp 2. The cover 40 has a small window, and a lead wire 42 connected to the electrode support part 14a through the window is drawn to the outside. COPYRIGHT: (C)2006,JPO&NCIPI
|
