FROGscan Standard
SPECIFICATIONS
FROGscan Standard Specifications
| FROGscan Standard | ||
|---|---|---|
| Input Parameters | ||
| Input Beam Size | > 2 mm, 10 mm clear aperture | |
| Input polarization | horizontal | |
| Minimum Power | (Average Power )2/(Rep rate X Pulse Width) > 4 W2/pulse | |
| Input Pulse Wavelength Range | 450 nm – ~4000 nm, spectrometer and crystal dependent | |
| Minimum Pulse width | 12 fs | |
| Temporal Range | ~10 ps (60 ps with optional hollow retroreflectors) | |
| Maximum Time Bandwidth product | ~ 50 | |
| Data Acquisition | ||
| Patents | US patent # 7,130,052, 8,068,230 | |
| Digitization Resolution | 16-bit | |
| Minimum Delay Increment | 1 fs | |
| Spectrometer Spectral Resolution Minimum | 0.2 nm | |
| Spectrometer Spectral Resolution Typical | 0.44 nm | |
| Spectrometer Spectral Resolution Maximum | 1.4 nm | |
| Spectral resolution at input wavelength (“effective spectral resolution”) | ~2 x sqrt(2) x spectrometer resolution | |
| Spectral Range | Spectrometer Dependent and pulse width dependent, nominally 100 nm – 600 nm per spectrometer | |
| Minimum Integration time (spectrometer dependent) | 1 ms† | |
| Repetition rate (without triggering) | 100 Hz – > 1 GHz | |
| Triggered repetition rate | < 1 Hz – ~ 1 kHz‡ | |
| Intensity Accuracy | ~ 2% | |
| Phase Accuracy 0.01 radians | 0.01 radians | |
| Spectra required for measurement | Number in grid | |
| Acquisition Speed | ~130 spectra/second | |
| Maximum Grid Size | 1024 x 1024 | |
| Maximum Optical Delay acceleration | 28G | |
| Maximum speed based on maximum acceleration | 11.2 ns/s (1.68 m/s) | |
| Optional Accessories | ||
| Software controlled crystal tilt | ||
| Direct Drive microstepped, 5 pole stepper motor | Yes | |
| Angular resolution | < 0.1 degrees | |
| Angular repeatability | better than 0.1 degrees | |
| Angular range | +/- 30 degrees | |
| Angular tilt scanning for increased phase matching bandwidth | Yes | |
| Alignment Cameras | ||
| Sensor silicon CCD cameras | 2 | |
| Wavelength range | 450 nm – 1000 nm (out to ~1550 nm using 2 photon absorption) | |
| Focal plane of crystal image | Yes | |
| Fixed delay beam | Yes | |
| USB 2.0 Interface | Yes | |
| Frame rate | 8-10 Hz | |
| Physical | ||
| Dimensions | 33 cm x 22 cm x 22 cm | |
| Shipping weight | about 40 lbs (18.2 kg) | |
| Power requirements | 100 – 230 VAC, 50 – 60 Hz | |
| Electrical Plug style: | US NEMA 5-15, change on request | |
| Cover | Integrated | |
| Control electronics | Integrated | |
| Crystal mounting | Removable/replaceable Kinematic Cartridge | |
| Spectrometer Mount | Removable | |
| Beam splitter | Reflective, spatial | |
| Data Analysis | ||
| VideoFROGscan software | Included | |
| Algorithm speed 64 x 64 grid (Core i7, Gen. 7, mobile) | > 12,600 iterations per second | |
| Algorithm speed per pixel | ~ 20 us | |
| Algorithm type | Proprietary PCPG (US patent # 6,219,142, 9,423,307, 10,274,378) | |
| Analysis rate | real-time | |
| Update | once per frame | |
| Preprocessing | background subtraction, smoothing, median filter, adaptive rank filter | |
| Notes | ||
| *With the optional Hollow retroreflector | ||
| †Minimum integration time: Flame 1 ms; HR2000+ 1 ms; QEpro 8 ms; Maya Pro 7.2 ms; Ocean FX 10 μs. | ||
| ‡ At greater than ~50-100 Hz, not every pulse is captured. E.g., pulses are skipped. |
