异步光学采样系统
ASOPS
Asynchronous Optical Sampling System
内部Er:doped C-Fiber(ASOPS DUAL COLOR，ASOPS TWIN 250)和Yb:doped橙色系列任何系统飞秒光纤激光器可以合并在一个平台上。这里我们指定两个可能的系统配置。
|
| ASOPS DUAL COLOR | ASOPS TWIN |
| Repetition Rate | 100 MHz | 250 MHz |
| Repetition rate offset tuning | Δf = -10 kHz .. + 10 kHz, in steps of 10-5 Hz | Δf = -10 kHz .. + 10 kHz, in steps of 10-5 Hz |
| Time measurement window | 10 ns | 4 ns |
| Scan duration 1/ Δf | 0.1 ms @ 10kHz offset, 1 s @ 1 Hz offset | 0.1 ms @ 10kHz offset, 1 s @ 1 Hz offset |
| Data Point Increment Δf / Rep² | 1 ps @ 10 kHz, 0.1 fs @ 1 Hz | 160 fs @ 10 kHz, 0.016 fs @ 1 Hz |
| Laser Heads |
|
|
| Central Wavelength | 1560 nm / 780 nm | 1560 nm |
| Average Power | >100 mW / >100 mW | >75 mW / >75 mW |
| Pulse Energy | >0.4 nJ | >10 nJ |
| Pulse Width | <90 fs / <120 fs | <150 fs / <150 fs (after 6-m PM fiber) |
| Output Port | 2 x free space | 2 x fiber-coupled FC/APC |
| Piezo Tuning Range | >100 Hz | >625 Hz |
| Piezo Bandwidth | >30 kHz | >30 kHz |
| Stepper Motor Turning Range | >330 kHz | >2 MHz |
| Trigger Signal | TTL level at offset frequency, <25 ns rise time | TTL level at offset frequency, <25 ns rise time |
ASOPS技术的优势：
·更快的获取时间
·增加时间测量窗口
·没有机械运动部件(提高光束指向稳定性，提高扫描速度)
应用：
·泵探测器光谱
·红外光谱
·异步光取样
·太赫兹光谱
RRE-SYNCRO
Repetition Rate Stabilization（重频稳定器）
RRE-SYNCRO单元提供的电子锁相。完整的、用户友好的系统允许即插即用。
|
| RRE-SYNCRO |
| RMS Timing Jitter | <200 fs [0.1 Hz–500 kHz] or same as reference, whichever applies first* |
| INPUT SIGNALS |
|
| External Reference | 10 MHz** (provided by customer) signal level +5… +10 dBm |
| Repetition Rate | Signal level -20…-10 dBm |
| OUTPUT SIGNALS |
|
| Stepper Motor | Stepper motor control, Sub-D, 9 pin |
| Piezo | Piezo control, BNO |
| Error | Error signal for monitoring, BNC |
C-Fiber SYNC: Repetition rate of free-running oscillator
C-Fiber SYNC with RRE-SYNCRO: Repetition rate phase locked to reference frequency
