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Original factory packaging
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Instrument Expert
Original factory packaging
Service Hotline：
(+86)010-52867771
Updated:2025-03-13
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The FL250A-BB-35 is a general purpose fan cooled thermal power/energy laser measurement sensor with a 35mm aperture. It can measure power from 150mW to 250W and energy from 50mJ to 300J. It has the spectrally flat broadband coating and covers the spectral range from 0.19 to 20μm. The sensor comes with a standard 1.5 meter cable for connecting to a meter or PC interface.
FL250A-BB-35 Drawing
| Absorber Type | Broadband |
| Aperture | ?35mm |
| Spectral Range | 0.19-20μm |
| Power Range | 150mW-250W |
| Energy Range | 50mJ-300J |
| Backscattered Power | N.A. |
| Dimensions | 64 L x 64 W x 95 D (mm) |
| Max Pulse Energy | 300J |
| Max Average Power Density | 10kW/cm2 |
| Response Time | 2 s |
| Max Energy Density (for <100ns) | 0.3J/cm2 |
| Max Energy Density (for 2ms) | 10J/cm2 |
| Max Average Power | 250W |
| BeamTrack Functions | N.A. |
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