Laser Components社製 COUNT®-Tシリーズ
Laser Components社製COUNT® Tシリーズは時間相関単一光子計数(time-correlated single photon counting (TCSPC))用に作られたモデルです。
特徴:
- Extremely low dark count rates
- Timing resolution down to 350ps(FWHM)
- Detection efficiency > 70%
- Optional FC fiber connector
- Single 12VDC supply operation
- Stable count rate (no bi-stability)
- NIM and TTL signal output
Applications :
- Time correlated single photon counting[TCSPC]
- Fluorescence correlation spectroscopy[FCS]
- Fluorescence lifetime imaging[FLIM – Quantum Cryptography]
- Photon correlation spectroscopy
- Particle sizing
- Fluorescence analysis
- LIDAR
Laser Components社製 COUNT®-T シリーズ 仕様
| Parameter | Min. | Typ. | Max. | Unit |
| Spectral range | 400 | 1000 | nm | |
| Dark count rate | ||||
| COUNT-T-100 | 100 | Counts/s | ||
| COUNT-T-250 | 250 | Counts/s | ||
| Photon detection efficiency Pd at: | ||||
| 405nm | 20 | 40 | % | |
| 670nm | 60 | 75 | % | |
| 810nm | 40 | 60 | % | |
| Active area diameter | 100 | μm | ||
| Timing resolution | 350 | 100 | μs | |
| Dead time | 42 | 45 | ns | |
| Operating voltage | 11.5 | 12.0 | 12.5 | V |
| Max. count rate | 20 | M counts/s |

