【产品介绍】：

特点： 红外光谱测量值可达3.5μm 紧凑 分辨率0.5nm USB接口 自由空间和光纤耦合FC输入  产品概述： ASP-IR有扫描装置，可以测量红外波长范围，不使用昂贵的CCD阵列。这在红外光谱仪市场上，非常有价格优势。ASP-IR性能优异，能够在整个波长范围内，提供准确的激光辐射分析，分辨率0.35nm。 ASP-IRF专用光纤输入，可以测量8个自由空间或光纤信号，无需重新对准。 可订购波长范围达3800nm。   ASP-IR-1.7 ASP-IR-2.6 ASP-IR-3.5 Spectral range, nm 500-1700 900-2600 1200-3450 Grating, grooves/mm 600 400 400 Scanning speed, nm/s up to 300 up to 400 up to 400 Spectral resolution, nm (free-space) 0.5 0.8 1.2 Spectral resolution*, nm (given for 400 um fiber core) 0.7 1.0 1.5 Optical scheme Czerny-Turner Input type(1) free-space and FC fiber socket (fiber patch-cord on request) Focal length, mm 150 Input slit, um 15 Output slit, um 20 Relative aperture 1:13 Photodetector InGaAs photodiode InAs PV cooled detector Source pulse repetition rate, kHz any(2) Detector active area height, mm 1 NEP [NEE]*(2...4), nW [pJ] 0.6 [0.15] 42 [2.5] 145 [7] Relative dynamic range*(3) 3 [1.5] x105 7 [1] x105 6 [1.5] x104 ADC 16 bit, 65536 counts PC connection USB Dimensions (L x W x H), mm 225x136x81 295x136x81 Weight, kg 2.9 3.6 (1) – each spectrometer is equipped with a fiber socket and allows measurement of either free-space or fiber signals without any realignment (2) – all spectrometers have two operational modes: CW (repetition rate from CW down to 6 kHz) and pulsed (up to 8 kHz for ASP-IR-1.7 and up to 25 kHz for ASP-IR-2.6 and ASP-IR-3.5); the pulsed mode has external trigger feature (3) – dynamic range for pulsed mode given in brackets (4) – NEP - noise equivalent power and NEE - noise equivalent energy are given at input beam diameter ~ 2 mm at peak sensitivity wavelength (ASP-IR-1.7 – 1.5 um, ASP-IR-2.6 – 2.3 um, ASP-IR-3.5 – 3.25 um) * - typical values.