Tunable Semiconductor Laser TSL- 710
6-17
Internal shutter is used to temporarily interrupt the optical power. Turn the LD OFF
when interrupting for a long time. (Refer to “5-2. LD output”.)
1. Press Shutter (F3 key) on the power setting screen.
2. The internal shutter will close and ”Closed” will display on the screen. When the
actual measured power is indicated, the value becomes –40 dBm or 0mW.
3. Press Open (F3 key) to open the shutter. The internal shutter opens and the
output power returns.
6-11 Internal Shutter
F3 key
F3 key
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