TESTING  EQUIPMENT









 

Name of device Taylor Hopson PGI Profiler
Major Function
1. Shape error measurement, including aspheric surface shape error measurement, linear shape error (straightness) and arc.
2. Profile measurement, including radius and angle analysis;
3. Surface roughness measurement.
Characteristic
1. The sensor with the best performance in the world has 8mm  roughness measurement range and 0.8nm resolution.
2. 200 mm journey in horizontal direction;
3. Advanced aspheric surface analysis software;
4. Patented spherical calibration technology;
5. Extremely high horizontal straightness accuracy guarantees the measuring accuracy of the instrument.

Name of device
SpheroMeter Automatic Ball Diameter Instrument
Measuring range
Curvature (convex): +3mm... _ curvature (concave): - 6mm.. Infinity
Linear Encoder: +25mm Sample Diameter (Standard): 6. 150mm
Accuracy
Resolution of linear encoder: 0.10.1 um
Absolute accuracy of linear encoder: +0.05 um
Curvature measurement accuracy: 0.005%
Ball ring
Precision spherical ring material: tungsten carbide
Standard spherical ring size: 7.8 mm, 14 mm, 20 mm, 28 mm, 38 mm, 60 mm, 90 mm, 120 mm
Optional spherical ring size: 48mm, 75mm, 150mm, 225mm


Name of device
USA Zygo interferometer
system parameter
Measurement function: precise measurement of surface shape of various reflectors and optical systems, precise measurement of transmission wavefront of optical systems
_Measurement Technology: Mechanical Phase Shift Interferometry (PSI)
Measurement of beam diameter: 4(102 mm) or 6(152 mm)
_Alignment FOV: 4: +3 6: +2;
_Optical center line: 4.25(108 mm)
Wavelength: 633 nm_coherence length: > 100m_imaging resolution: 1000 x 1000 pixels
Light focusing range: 4: +2.5m; 6: +5.5m;
performance parameter
_RMS repeatability: < 0.06 nm, lambda/10,000 (2_)
_RMS wavefront repeatability: < 0.35 nm, lambda/1800 (mean + 2_)
_Pixel peak deviation: < 0.5 nm, lambda/1200 (99.5 th%)
Name of device
Optikos-MTF Imaging Quality Checker
Characteristic
* MTF Real-time Measurement, VideoMTF Software, High Resolution Mechanical Platform
Integrated Glass Scale Encoder, Self-centering Lens Support, Field of View Digital Display
Fifty mm net aperture refraction sight, six target runners and six filter runners
Compact, robust design, autofocus
Measure
On-axis/off-axis MTF Focal Length and F Number Post-focal Length Imaging Quality
Astigmatism, field music, distortion, center positioning, transmittance, relative illumination, and other characteristics








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