| | | | | | | |
| | Specifications | USB4000 p. 14 | HR2000+ p. 20 | HR4000 p. 21 | QE65000 p. 26 | |
| | PHYSICAL | | | | | |
| | Dimensions (in mm): | 89.1 x 63.3 x 34.4 | 148.6 x 104.8 x 45.1 | 148.6 x 104.8 x 45.1 | 182 x 110 x 47 | |
| | Weight: | 190 grams | 570 grams | 570 grams | 1050 grams | |
| | DETECTOR | | | | | |
| | Detector: | Toshiba TCD1304AP linear CCD array | Sony ILX511 linear silicon CCD array | Toshiba TCD1304AP linear CCD array | Hamamatsu S7031-1006 back-thinned area CCD | |
| | Detector range: | 200-1100 nm | 200-1100 nm | 200-1100 nm | 200-1100 nm | |
| | Pixels: | 3648 pixels | 2048 pixels | 3648 pixels | 1024 x 58 (1044 x 64 total) | |
| | Pixel size: | 8 Mm x 200 Mm | 14 pm x 200 Mm | 8 pm x 200 pm | 24.6 pm square size | |
| | Pixel well depth: | ~100,000 electrons | ~62,500 electrons | ~100,000 electrons | 300,000 electrons/well ~1.5 million electrons/column | |
| | Sensitivity: | 400 nm: 130 photons/count 600 nm: 60 photons/count | 400 nm: 75 photons/count 600 nm: 41 photons/count | 400 nm: 130 photons/count 600 nm: 60 photons/count | 22 electrons/count for all wavelengths 250 nm: 26 photons/count | |
| | OPTICAL BENCH | | | | | |
| | Design: | f/4, Asymmetrical crossed Czerny-Turner | f/4, Symmetrical crossed Czerny-Turner | f/4, Symmetrical crossed Czerny-Turner | f/4, Symmetrical crossed Czerny-Turner | |
| | Focal length (input): | 42 mm | 101.6 mm | 101.6 mm | 101.6 mm | |
| | Focal length (output): | 68 mm | 101.6 mm | 101.6 mm | 101.6 mm | |
| | Entrance aperture: | 5, 10, 25, 50, 100, or 200 Mm wide slits or fiber | 5, 10, 25, 50, 100 or 200 pm wide slits or fiber | 5, 10, 25, 50, 100 or 200 pm wide slits or fiber | 5, 10, 25, 50, 100 or 200 pm wide slits or fiber | |
| | Grating options: | 14 gratings, UV through Shortwave NIR | 14 gratings, UV through Shortwave NIR | 14 gratings, UV through Shortwave NIR | 14 gratings, UV through Shortwave NIR | |
| | HC-1 grating option: | No | No | Yes, HC-1 provides 2001050 nm range (best efficiency) | Yes, HC1-QE provides 200-950 nm range | |
| | Detector collection lens: | Yes, L4 | Yes, L2 | Yes, L4 | No | |
| | OFLV filters: | OFLV-200-850 OFLV-350-1000 | No | OFLV-200-1100 | OFLV-QE | |
| | Order-sorting filters: | Longpass OF-1 filters | Longpass OF-1 filters | Longpass OF-1 filters | Longpass OF-1 filters | |
| | Fiber optic connector: | SMA 905 to 0.22 numerical aperture single-strand fiber | SMA 905 to 0.22 numerical aperture single-strand fiber | SMA 905 to 0.22 numerical aperture single-strand fiber | SMA 905 to 0.22 numerical aperture single-strand fiber | |
| | SPECTROSCOPIC | | | | | |
| | Wavelength range: | Grating dependent | Grating dependent | Grating dependent | Grating dependent | |
| | Optical resolution: | ~0.3-10.0 nm FWHM | ~0.035-6.8 nm FWHM | ~0.02-8.4 nm FWHM | ~0.14-7.7 nm FWHM | |
| | Signal-to-noise ratio: | 300:1 (at full signal) | 250:1 (at full signal) | 300:1 (at full signal) | 1000:1 (at full signal) | |
| | A/D resolution: | 16 bit | 14 bit | 14 bit | 16 bit | |
| | Dark noise: | 50 RMS counts | 12 RMS counts | 12 RMS counts | 2.5 RMS counts | |
| | Dynamic range: | 2 x 108 (system); 1300:1 for a single acquisition | 2 x 108 (system); 1300:1 for a single acquisition | 2 x 108 (system); 1300:1 for a single acquisition | 7.5 x 109 (system); 25000:1 for a single acquisition | |
| | Integration time: | 3.8 ms to 10 seconds | 1 ms to 20 seconds | 3.8 ms to 10 seconds | 8 ms to 15 minutes | |
| | Stray light: | <0.05% at 600 nm <0.10% at 435 nm | <0.05% at 600 nm <0.10% at 435 nm | <0.05% at 600 nm <0.10% at 435 nm | <0.08% at 600 nm <0.4% at 435 nm | |
| | Corrected linearity: | >99.8% | >99.8% | >99.8% | >99.8% | |
| | ELECTRONICS | | | | | |
| | Power consumption: | 250 mA @ 5 VDC | 450 mA @ 5 VDC | 450 mA @ 5 VDC | 500 mA @ 5 VDC no TE cool 3 A @ 5 VDC with TE cool | |
| | Data transfer speed: | Full spectrum to memory every 5 ms with USB 2.0 port, 18 ms with USB 1.1 port | Full spectrum to memory every 1 ms with USB 2.0 port, 15 ms with USB 1.1 port, 200 ms with serial port | Full spectrum to memory every 4 ms with USB 2.0 port, 18 ms with USB 1.1 port | Full spectrum to memory every 8 ms with USB 2.0 port, 8 ms with USB 1.1 port | |
| | Inputs/Outputs: | Yes, 8 onboard digital user-programmable GPIOs | Yes, 10 onboard digital user-programmable GPIOs | Yes, 10 onboard digital user-programmable GPIOs | Yes, 10 onboard digital user-programmable GPIOs | |
| | Analog channels: | No | Yes, one 13-bit analog input and one 9-bit analog output | Yes, one 13-bit analog input and one 9-bit analog output | No | |
| | Trigger modes: | 4 modes | 4 modes | 4 modes | 4 modes | |
| | Auto nulling: | Yes | Yes | Yes | Yes | |
| | Strobe functions: | Yes | Yes | Yes | No | |
| | Gated delay feature: | Yes | Yes | No | Yes | |
| | COMPUTER | | | | | |
| | Operating systems: | Windows 98/Me/2000/XP, Mac OS X and Linux when using the USB port; Any 32-bit Windows OS when using the serial port | Windows 98/Me/2000/XP, Mac OS X and Linux when using the USB port; Any 32-bit Windows OS when using the serial port | Windows 98/Me/2000/XP, Mac OS X and Linux when using the USB port; Any 32-bit Windows OS when using the serial port | Windows 98/Me/2000/XP, Mac OS X and Linux when using the USB port; Any 32-bit Windows OS when using the serial port | |
| | Computer interfaces: | USB 2.0 @ 480 Mbps (USB 1.1 compatible); RS-232 (2-wire) @ 115.2 K baud | USB 2.0 @ 480 Mbps (USB 1.1 compatible); RS-232 (2-wire) @ 115.2 K baud | USB 2.0 @ 480 Mbps (USB 1.1 compatible); RS-232 (2-wire) @ 115.2 K baud | USB 2.0 @ 480 Mbps; RS-232 (2-wire) @ 115.2 K baud | |
| | Peripheral interfaces: | SPI (3-Wire); I2C inter-integrated circuit\ | SPI (3-Wire); I2C inter-integrated circuit | SPI (3-Wire); I2C inter-integrated circuit | SPI (3-wire); I2C inter-integrated circuit | |
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