Sirius Interference Fringe Analysis Software
Phase-shifting interferometric fringe analysis software enables digital measurement. Based on a thorough understanding of optical system design, manufacturing and measurement and supported by a skilled software team, Qianyao's software offers rich functions, smooth computation and easy learning and operation.
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Overview
Phase-shifting interferometric fringe analysis software enables digital measurement. Based on a thorough understanding of optical system design, manufacturing and measurement and supported by a skilled software team, Qianyao's software offers rich functions, smooth computation and easy learning and operation.
Specifications
| Parameter | Value |
|---|---|
| RMS Simple Repeatability [2δ; reference and test surfaces in close contact; 2 times the standard deviation of 36 consecutive data sets, each averaged over 16 phases] | <0.06nm |
| RMS Wavefront Repeatability | 0.41nm (measured) |
| Long-Term Stability [2δ; 2 times the standard deviation of data measured continuously over 24 hours, each averaged over 16 phases] | <2.2nm |
Key Features
Sirius vibration-resistant phase shifting combines high-speed camera acquisition, rapid phase shifting and dedicated algorithms for stable, reliable measurements under vibration. Measurements: flatness; spherical figure/radius; mutual tests of two spheres/two flats; wedge parallelism; four-step material homogeneity; multiple regions of complex shapes. Analysis: filtering/editing; Zernike/Seidel aberrations; PSF/MTF; Slope/PSD; ASCII/XYZ export; Zernike analysis; phase addition/subtraction. Easy use: automatic masks for common shapes and manual masks for complex shapes; masks drawn on live fringes aid aspheric positioning; results compatible with ion-beam and magnetorheological polishers; quality thresholds automatically judge OK/NG; continuous measurement with MES output; automatic storage/statistics. Sirius transient carrier mode: added to the same Fizeau path as vibration-resistant phase shifting, it enables precise measurement under severe vibration/airflow. High-speed instantaneous capture avoids vibration influence and supports dynamic measurement under both disturbances. The transient carrier mode is added within the same Sirius optical path for precision. Patented high/low-fringe judgment works in carrier mode. Averaging phase over repeated measurements suppresses airflow-induced errors.
Datasheet
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Supplier Information
Founded in June 2009, Shanghai Qianyao Optical Technology Co., Ltd. is located in Jiading District, Shanghai, and is a high-tech enterprise. The company specializes in the development and sales of optical testing instruments, primarily mid-to-high-end laser interferometers and custom products, serving metrology, scientific research, optical cold processing, and mobile phone panel inspection fields. Its customers include universities, research institutes, Huawei, Sony, and Hikvision. The company masters core laser interferometer technologies, achieving in-house production of optical components, and possesses capabilities in classical optical cold processing, high-efficiency optical cold processing, optical polishing, and ion beam processing. With an annual production capacity of 700 interferometers and cumulative sales exceeding 2000 units, its products are sold domestically and exported to Japan, Korea, the USA, and Europe.
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