QE65000光谱仪是结合了探测器、光学平台和电子学技术,具有极高灵敏度的新型科研级光谱仪。它能够应用于极低亮度的苛刻条件,例如荧光、DNA测序、天文学和拉曼光谱等领域。QE65000科研级光谱仪的量子效率可达90%,并且具有高信噪比和快速的信号处理能力。QE65000-ABS吸收测量用科学级光谱仪是专门为吸收测量而预配置的光谱仪。



产品特点



SPECIFICATIONS


Physical


Dimensions: 182 mm x 110 mm x 47 mm
Weight: 1.18 kg (without power supply)
Detector

Detector:

Hamamatsu S7031-1006

Detector range: 200-1100 nm

Pixels:

1024 x 58 (1044 x 64 total pixels)

Pixel size:

24.576 um2

Pixel well depth:

1000 Ke-

Sensitivity: ~0.065 counts / e-
Quantum efficiency: 90% peak; 65% at 250 nm
Optical Bench
Design: f/4, Symmetrical crossed Czerny-Turner
Focal length: 101.6 mm input and output
Entrance aperture: 10 um wide slit
HC1-QE grating: provides 200-950 nm range
OFLV filter: OFLV-QE-200 (200-950 nm)
Collimating and focusing mirrors: Standard only
UV enhanced window: No
Fiber optic connector: SMA 905 to 0.22 numerical aperture single-strand optical fiber
Spectroscopic
Wavelength range: 200-950 nm (Grating dependent)
Optical resolution: ~0.14-7.7 nm FWHM
Signal-to-noise ratio: 1000:1 (at full signal)
A/D resolution: 16 bit
Dark noise: 3 RMS counts
Dynamic range: 7.5 x 109 (system), 25000:1 for a single acquisition
Integration time: 8 ms to 15 minutes
Stray light: <0.08% at 600 nm; 0.4% at 435 nm
Corrected linearity: >99.8%
Electronics
Power consumption: 500 mA @ 5 VDC (no TE cooling); 3.5 A @ 5 VDC (with TE cooling)
Data transfer speed: Full scans to memory every 7 ms with USB 2.0 port, 18 ms with USB1.1 port, 300 ms with serial port
Inputs/Outputs: 10 onboard digital user-programmable GPIOs (general purpose inputs/outputs)
Analog channels: No
Auto nulling: Yes
Breakout box compatibility: Yes, HR4-BREAKOUT
Trigger modes: 4 modes
Strobe functions: No
Gated delay feature: Yes
Connector: 30-pin connector
Power-up time: <5 seconds

Dark current:

4000 e-/pixel/sec @ 25 Celsius; 200 e-/pixel/sec @ 0 Celsius

Computer
Operating systems: Windows 98/Me/2000/XP, Mac OS X and Linux with USB port; Any 32-bit Windows OS with serial port
Computer interfaces: USB 2.0 @ 480 Mbps; RS-232 (2-wire) @ 115.2 K baud
Peripheral interfaces: SPI (3-wire); I2C inter-integrated circuit
Temperature and Thermoelectric (TE) Cooling
Temperature limits: 0 Celsius to 50.0 Celsius; no condensation
Set point: Software controlled; lowest set point is 40 Celsius below ambient
Stability +/-0.1 Celsius of set temperature in <2 minutes