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HASO HP Shack-Hartmann wavefront sensors provide sub-nanometric precision with the standard functionalities that HASO customers have come to rely on, including absolute measurement, wide dynamic range, unequalled accuracy and insensitivity to vibration.
Our proprietary Dynamic Spot
Tracking™ and Auto Spot Finder™ features
combined with the exceptional optical quality
of our refractive microlenses in our patented
Rotated Square™ configuration provide superior
accuracy and eliminate crossing spots, without
compromising dynamic range. Even more, Imagine
Optic's proprietary calibration technology enables
you to obtain absolute measurements every time,
without the need for a reference beam, and our
patented sensor design allows you to measure phase
and intensity independently and in real-time.
When coupled with our HASO
v3 software package, you can perform both
zonal and modal wavefront reconstruction, calculate
the PSF, MTF and Strehl ratio, visualize the spot
diagram and obtain the M² parameter.
Perfectly compatible with our LIP and ΘXΘY Rotation Stage accessories, HASO HP allows you to avoid using expensive components including null lenses or CGH matrixes, and is ideal for characterizing mirrors and catadioptric systems as well as aligning high-precision optical systems.
If you would like more information on our products, please call +33 (0)1 64 86 15 60 or e-mail us at . |
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| Aperture dimension |
11,7 x 11,7 mm2 |
| Sub-apertures dedicated for analysis (1) |
26 x 26 |
| Tilt dynamic range |
> ± 0,5 ° |
| Focus dynamic range |
± 0,35 m to ± ∞ |
| Measurement dynamic (specified in local curvature) |
± 0,30 m |
| Repeatability (rms) |
< λ/3000 |
| Wavefront measurement accuracy in absolute mode (rms) (2) |
~ λ/1000 |
| Wavefront measurement accuracy in relative mode (rms) (3) |
~ λ/2000 |
| Tilt measurement accuracy (rms) |
0,05 μrad |
| Focus measurement accuracy (rms) |
5.10-4 m-1 |
| Spatial resolution |
~ 450 μm |
| Maximum acquisition frequency |
20 Hz |
| Processing frequency |
2 – 10 Hz |
| Working wavelength range |
350-500 nm |
| Calibrated wavelength range |
390-430 nm |
| Working temperature |
20 – 25° |
| Dimensions / weight |
90x100x210 mm / 1500 g |
| Power supply |
+5,-5,-15,28 V / 20 W |
Data represented here is based on the HeNe wavelength 633 nm
(1) other configurations are available
(2) wavefront as seen by the analyser. performance kept on the whole band
(3) difference between the real wavefront and a reference wavefront obtained in similar conditions (10 λ of shift max). |
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