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| Under the Hood | ||||
| NIRQuest512 | NIRQuest512-2.2 | NIRQuest256-2.1 | NIRQuest256-2.5 | |
| Detector: | Hamamatsu G9204-512 InGaAs linear array | Hamamatsu G9204-512W InGaAs linear array |
Hamamatsu G9206-256 InGaAs linear array |
Hamamatsu G9208-256 InGaAs linear array |
| Detector Range: | 850-1700 nm | 900-2200 nm | 900-2100 nm | 900-2550 nm |
| Useable range1: | 900-1700 nm | 900-2200 nm | 900-2050 nm | 900-2500 nm |
| Pixels: | 512 | 512 | 256 | 256 |
| Pixel size: | 25 µm x 500 µm | 25 µm x 250 µm | 50 µm x 500 µm | 50 µm x 500 µm |
| Entrance aperture: |
25 µm wide slit (standard); also, custom options (10, 50, 100 or 200 µm wide slits) or fiber (no slit) |
25 µm wide slit (standard); also, custom options (10, 50, 100 or 200 µm wide slits) or fiber (no slit) |
25 µm wide slit (standard); also, custom options (50, 100 or 200 µm wide slits) or fiber (no slit) | 25 µm wide slit (standard); also, custom options (50, 100 or 200 µm wide slits) or fiber (no slit) |
| Fiber optic connector: | SMA 905 | SMA 905 | SMA 905 | SMA 905 |
| Grating options (standard): | Grating NIR3, 150 l/mm, 900-1700 nm | Grating NIR2, 100 l/mm, 900-2050 nm | Grating NIR2, 100 l/mm, 900-2050 nm | Grating NIR1, 150 l/mm, 1075-2500 nm |
| Grating options (custom): | Gratings NIR10, NIR11, NIR12, NIR13 and NIR14 | Gratings NIR2, NIR3, NIR10, NIR11, NIR12 and NIR13 | Gratings NIR2, NIR3, NIR10, NIR11, NIR12 and NIR13 | Gratings NIR2, NIR3, NIR10, NIR11, NIR12 and NIR13 |
| Order-sorting Filter | NA | NA | Yes | Yes |
| Longpass filter2: | OF1-RG830 longpass NIR filter (optional) | OF1-RG830 longpass NIR filter (optional) | OF1-RG830 longpass NIR filter (optional) | OF1-RG830 longpass NIR filter (optional) |
| Wavelength range: |
900-1700 nm w/Grating NIR3 |
900-2150 nm w/Grating NIR2 |
900-2050 nm w/Grating NIR2 |
900-2500 nm w/Grating NIR1 |
| Optical resolution (FWHM)3: | ~3.1 nm w/25 µm slit | ~4.6 nm w/25 µm slit | ~7.6 nm w/25 µm slit | ~ 9.5 nm w/25 µm slit |
| Signal-to-noise ratio at full signal4: |
>15000:1 @ 100 ms
integration |
>10000:1 @ 100 ms integration |
10000:1 @ 100 ms integration | 7500:1 @ 10 ms integration |
| A/D resolution: | 16-bit | 16-bit | 16-bit | 16-bit |
| Dark noise: |
6 RMS counts @ 100 ms |
6 RMS counts @ 100 ms |
6 RMS counts @ 100 ms |
8 RMS counts @ 10 ms |
| Dynamic range: | 15 x 10^6 (system); 5000:1 for a single acquisition | 15 x 10^6 (system); 1000:1 for a single acquisition | 5 x 10^6 (system); 5000:1 for a single acquisition | 3 x 10^5 (system); 5000:1 for a single acquisition |
| Integration time5: | 1 ms-120 seconds | 1 ms-2000 ms | 1 ms-2000 ms | 1 ms-60 ms |
| Corrected linearity: | >99.8% | >99.8% | >99.8% | >99.8% |
| Computer interfaces: |
USB 2.0 @ 480 Mbps; RS-232 (2-wire) @ 115.2 K baud |
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Contact
an
Ocean Optics
Applications Scientist
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