Product Description
Hamamatsu L12848-305 UVCL (Ultraviolet Cathode Emitting Light Source) is a deep UV light source that is made mercury free by utilizing the excited luminescence from an electron beam. It has approximately 8 times higher output at a 305nm peak wavelength compared to a UVB LED. The very compact design and integrated power supply make it easy to install into many kinds of instruments.
Application
- Fluorescence analysis
- UV curing
- Environmental analysis
- Material resistance evaluation
Features
- Compact size
- High output:Approx. 8 times higher than LED (310 nm)

- Mercury-free
- Long service life: 5000 hours guaranteed
- Does not require designing a power supply and housing
Specifications
| Parameter | Description / Value | ||
| Spectral distribution 1 | 290 nm to 400 nm | ||
| Peak wavelength | 305 nm | ||
| Light output stability | Fluctuation (p-p) | Max. | 0.3 % |
| Drift | Max. | ±3 %/h | |
| Guaranteed service life 2 | 5000 h | ||
| Light-emitting point size | Approx. 5 mm diameter | ||
| Input voltage (AC) 34 | 100 V to 240 V (50 Hz / 60 Hz) | ||
| Power consumption | 6 W | ||
| External control | Lamp ON/OFF Lamp status signal | ||
| Operating ambient temperature | 0 °C to +40 °C | ||
| Operating ambient humidity | Below 80 % (no condensation) | ||
| Storage temperature | -10 °C to +60 °C | ||
| Storage humidity | Below 85 % (no condensation) | ||
| Applicable standards | CE marking | ||
| Weight | Approx. 230 g | ||
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