计算机生成的全息图 (CGH)
计算机生成的全息图,是一种神奇的波前“转换器”,可以将干涉仪的标准测试波前,转化成为非球面测试波前,从而让普通激光干涉仪,能用于各类非球面面形测量。
金刚石车削和小工具确定性抛光的进展,极大地提高了光学制造能力,几乎可以生产任何表面形状。设计师们利用这些能力,越来越多地将非球面光学器件设计到成像、传感和激光系统中,以提高性能,减少光学系统的尺寸和重量。
然而,生产高质量的非球面光学器件所需要的不仅仅是抛光设备,还需要计量学来指导抛光和表面材料的去除,使之趋向于与设计紧密匹配的理想表面图形。
CGH(计算机生成全息图)计算机生成的全息图,是一种神奇的波前“转换器”,可以将干涉仪的标准测试波前,转化成为非球面测试波前,从而让普通激光干涉仪,能用于各类非球面面形测量。
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技术论文
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视频
Verifire™ MST 可对光学元件和镜头系统的表面形貌和透射波前进行高精度测量。它是唯一一个可以同时测量多个表面形貌的商用干涉仪系统,可以保持相对表面信息,并快速提供多个表面的结果。
主要特点
- 同时进行表面和波前表征,还可进行精确的面与面之间的测量,如 TTV 和楔角
- 薄至 0.5 mm 的测试样件的表面形貌和厚度分析
- 广泛的横向分辨率,包括像素限制的光学设计,可提供最佳的 ITF
- 1.2k x 1.2k(包括分立变焦,可实现高达 3 倍的光学变焦(适用于进口干涉仪))
- 2.3k x 2.3k
- 3.4k x 3.4k
- 工作波长为 633 nm 到 1.053 µm、1.064 µm 和 1.55 µm
- ZYGO 独有的 QPSI™ 采集技术,可在振动较常见的环境中实现可靠的测量,该技术现在可用于波长移相和多表面 FTPSI 数据采集
- Ring of Fire火环伪影减少源为标准配置,可消除靶心并降低相干噪声
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/brochure-thumbnails/interferometers/laser-interferometers-brochure-tn.png?la=zh-cn&revision=e452045a-2fa1-4481-aa07-f794465fa825)
Laser Interferometers
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/brochure-thumbnails/interferometers/laser-interferometers-brochure-tn.png?la=zh-cn&revision=e452045a-2fa1-4481-aa07-f794465fa825)
Laser Interferometers
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/specifications-thumbnails/interferometers/verifire-mst-plus-specs-tn.png?revision=ddc9334e-ebee-4fe6-8eed-0b09f0ba3564)
Verifire™ MST Plus
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/specifications-thumbnails/interferometers/verifire-mst-plus-specs-tn.png?revision=ddc9334e-ebee-4fe6-8eed-0b09f0ba3564)
Verifire™ MST+
Verifire™ HD-MST
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/specifications-thumbnails/interferometers/verifire-hdx-mst-specs-tn.png?revision=4d4ca877-c6a8-4607-8152-d4a7bdf3e480)
Verifire™ HDX-MST
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/specifications-thumbnails/interferometers/verifire-mst-ir-155-specs_155x200.jpg?la=zh-cn&revision=4a4eb383-0bb5-4b02-8b02-0d6990af9702)
Verifire™ MST IR
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/brochure-thumbnails/interferometers/laser-interferometer-accessory-guide-omp-0463-tn.png?revision=664cb059-8192-4a67-ae11-b37ea6242c72)
Laser Interferometer Accessory Guide
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/brochure-thumbnails/interferometers/interactive-transmission-sphere-selector-omp-0495.png?la=zh-cn&revision=7fe56552-4bf5-4800-90a9-c41fd7c34617)
Interactive Transmission Sphere Selector
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/brochure-thumbnails/interferometers/interferogram-interpretation-and-evaluation-handbook-tn.png?revision=94f1672e-e088-4890-9dd6-2562b0d53b14)
Interferogram Interpretation and Evaluation Guide
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/specifications-thumbnails/interferometers/horizontal-radius-metrology-specs.png?revision=782eb97b-ca3d-486a-b84d-904f00aaad02)
Horizontal Radius Metrology Specs
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/brochure-thumbnails/interferometers/transmission-sphere-selection-guide.png?revision=b437e686-2e29-4092-8fd5-1f5abd3296de)
Transmission Sphere Selection Guide
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/brochure-thumbnails/interferometers/typical-interferometer-setups.png?la=zh-cn&revision=e75c2af2-950c-4e17-a5ee-9420262973d6)
Typical Interferometer Setups Guide
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/specifications-thumbnails/interferometers/transmission-spheres-specs.png?revision=9ce20e1f-d09d-4a6a-9eaf-783c771d0dc6)
Transmission Spheres Specs
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/brochure-thumbnails/interferometers/laser-interferometers-brochure-tn.png?la=zh-cn&revision=e452045a-2fa1-4481-aa07-f794465fa825)
Laser Interferometers
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/brochure-thumbnails/interferometers/laser-interferometers-brochure-tn.png?la=zh-cn&revision=e452045a-2fa1-4481-aa07-f794465fa825)
Laser Interferometers
标题
文件
下载链接
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/app-note-thumbnails/interferometers/an-0007-tn.png?revision=1542a4dc-6c20-48ad-b055-cb3eaf5c0d35)
Measurement of Aspheric Surfaces
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/app-note-thumbnails/interferometers/an-0008-tn.png?revision=2baf0664-3248-490d-aca3-de59b01d2173)
Determining Asphere Measurability
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/app-note-thumbnails/interferometers/an-0010-tn.png?revision=44bcfb71-244a-422d-b5b7-7b6cc7ab52dc)
Grazing Incidence Testing
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/app-note-thumbnails/interferometers/an-0015-tn.png?revision=98099967-e3b4-4896-aecd-4a4792832921)
Interferogram Scale Factor
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/app-note-thumbnails/interferometers/an-0016-tn.png?revision=ad50046f-941f-4b20-8ebe-9c66d914f1ca)
Silver Overcoat Spray
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/app-note-thumbnails/interferometers/an-0017-tn.png?revision=accc0554-fb6e-477d-8615-b03318e01626)
Testing Cylindrical Surfaces with Computer Generated Holograms
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/app-note-thumbnails/interferometers/an-0018-tn.png?revision=056c98eb-082e-49bb-a883-9f8e96e1c807)
Fringe Analysis versus Phase Measuring Interferometry
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/app-note-thumbnails/interferometers/an-0019-tn.png?revision=9988b739-d6d1-451d-9743-a81b3f007eac)
Finite Conjugate Lens Testing
标题
文件
下载链接
标题
文件
下载链接
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/tech-paper-thumbnails/tech-paper-generic-tn.png?la=zh-cn&revision=d775c727-1b39-44b2-8a53-3a3d58ff131d)
Solutions for environmentally robust interferometric optical testing
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/tech-paper-thumbnails/tech-paper-generic-tn.png?la=zh-cn&revision=d775c727-1b39-44b2-8a53-3a3d58ff131d)
101 Frame Algorithm For Phase Shifting Interferometry
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/tech-paper-thumbnails/tech-paper-generic-tn.png?la=zh-cn&revision=d775c727-1b39-44b2-8a53-3a3d58ff131d)
A next-generation optical surface form inspection instrument for high-volume production applications
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/tech-paper-thumbnails/tech-paper-generic-tn.png?la=zh-cn&revision=d775c727-1b39-44b2-8a53-3a3d58ff131d)
A review of selected topics in interferometric optical metrology
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/tech-paper-thumbnails/tech-paper-generic-tn.png?la=zh-cn&revision=d775c727-1b39-44b2-8a53-3a3d58ff131d)
Absolute distance measurements using FTPSI with a widely tunable IR laser
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/tech-paper-thumbnails/tech-paper-generic-tn.png?la=zh-cn&revision=d775c727-1b39-44b2-8a53-3a3d58ff131d)
Absolute Interferometric Testing of Spherical Surfaces
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/tech-paper-thumbnails/tech-paper-generic-tn.png?la=zh-cn&revision=d775c727-1b39-44b2-8a53-3a3d58ff131d)
Absolute Measurement of Rotationally Symmetrical Aspheric Surfaces
![img1](/-/media/project/ameteksxa/zygo/ametekzygo/thumbnail-images/tech-paper-thumbnails/tech-paper-generic-tn.png?la=zh-cn&revision=d775c727-1b39-44b2-8a53-3a3d58ff131d)
Adjustable coherence depth in a geometrically-desensitized interferometer
标题
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A next-generation optical surface form inspection instrument for high-volume production applications
Document技术论文
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