| Feature | Value |
| Models | SM304-512 | SM304-512-2.2
| SM304-512-2.5 | SM304-256-2.1 | SM304-256-2.5 |
| Detectors | G9204-512 | G9206-512 | G9208-512 | G9206-256 | G9208-256 |
| Spectral Response Range (micron) | 0.9-1.7 | 0.9-2.2 | 0.9-2.5 | 0.9-2.05 | 0.9-2.5 |
| Pixel Size | 25X500µm | 25X250µm | 50X500µm |
| Optical Resolution | >3nm overall | >5nm overall | >6.5nm overall | >7nm overall | >9nm overall |
| Signal to Noise Ratio | >15,000:1
@100msec | >10,000:1 @ 100msec | >7,500:1
@ 10msec |
| Spectrograph f# | 3.3 |
| Dark Noise RMS | <10 RMS counts in 16bit @35msec integration time |
| Fiber Coupler | SMA905 or FC standard |
| Order Sorting Filter | Longpass filter or linear variable filter installed per wavelength coverage |
| Stray Light | <0.01% at 632nm (<0.05% Ave) |
| Computer interface | USB 1.1/2.0 16 bit (0-65535), support up to 8 multi-channel configuration |
| Minimum integration time | 1msec |
| Trigger Mode | Free Run Mode
Software Trigger Mode
External trigger mode (9-pin connector)
: TTL Edge trigger input/digital output for monitoring |
| Dimensions (inches) | 9.13 H X 5.12 W X 3.56 D |
| Weight | 7 lbs. |
| Software | SM32Pro (free with spectrometer)
Includes DLL libraries and SDKs for easy custom application development |
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