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Partname: | H7421 |
Description: | Photo Counting Head |
Manufacturer: | |
Datasheet: | PDF (162K). Click here to download *) |
The H7421-40 has high sensitivity on wavelength from 300 nm to 720 nm. The H7421-50 is sensitive over a wide spectral range from 380 nm to 890 nm. The photomultiplier tube is maintained at a constant temperature by monitoring the output from a thermistor installed near the photomultiplier tube and regulating the current to the thermoelectric cooler. Heatsink with fan (A7423) sold separately |
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![Click here to download H7421 Datasheet](../../../pndecoder/datasheets/HAMAM/img/000383.gif) Click here to download H7421 Datasheet*) |
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