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InGaAs 相机
C12741-11
C12741-11 是一款采用 640 像素 × 512 像素 InGaAs 传感器的近红外相机。-70 ̊C 珀耳帖制冷可显著降低暗电流，从而提高图像质量，并允许较长时间曝光成像。
与 CCD 或 CMOS 相机不同的是，C12741-11 可以检测具有高信噪比的弱红外光。
| 产品编号 | C12741-11 |
|---|---|
| 成像设备 | InGaAs 传感器 |
| 有效像素数 | 640 (H)×512 (V) |
| 像素尺寸 | 20 μm (H) × 20 μm (V) |
| 有效面积 | 12.8 mm (H) × 10.24 mm (V) |
| 最大阱容 | 300,000 个电子 |
| 冷却方法 (珀耳帖制冷) | 强制风冷（环境温度：+25 ̊C）：-60 ̊C 水冷（环境温度、水温：+25 ̊C）：-70 ̊C |
| 读出速度 | 7.2 帧/秒 |
| 读出噪声 (rms) (典型值) | 500 个电子 |
| 暗电流（典型值） | 强制风冷（冷却温度：-60 ̊C）: 300 个电子/像素/秒 水冷（冷却温度：-70 ̊C）: 130 个电子/像素/秒 |
| 数字输出 | 16 位 |
| 曝光时间 *1 | 138.5 ms 至 10 s（在滚动快门模式下） 100 μs 至 10 s（全局快门模式下） |
| 外部触发模式 | 边缘触发、电平触发、启动触发 |
| 触发延迟功能 | 0 至 10 s（10 μs 步长） |
| 外部触发信号路由 | SMA / CameraLink I/F |
| 触发输出 | 3 个可编程定时输出、触发就绪输出、全局曝光定时输出 |
| 外部信号输出路由 | SMA |
| 像素合并 | 2 × 2、4 × 4 |
| 接口 | CameraLink 基本配置 |
| 透镜接口 | C 型接口 |
| 连接器 | Mini-Camera Link |
| 电源 | AC 100 V 至交流 240 V，50 Hz/60 Hz |
| 用电功耗 | 约 150 VA |
| 操作环境温度 *1 | 0 ̊C 至 +40 ̊C |
| 操作环境湿度 | 30% 至 80%（强制风冷，无冷凝） |
| 存储环境温度 | -10 ̊C 至 +50 ̊C |
| 存储环境湿度 | 最高 90%（无雾气现象） |
*1 根据曝光时间或环境温度，图像中可能出现比周围区域更亮或更暗的像素或不均匀的图案。它来自 InGaAs 传感器的特性，而不是相机的缺陷或故障。
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