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Process and device for measuring the optical properties of spect

Optics: measuring and testing – Lens or reflective image former testing – For optical transfer function
Patent

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Projection type lens meter

Optics: measuring and testing – Lens or reflective image former testing – For optical transfer function
Patent

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Projection type lensmeter

Optics: measuring and testing – Lens or reflective image former testing – Focal length measuring
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Protective rating system for eyewear

Optics: measuring and testing – Lens or reflective image former testing – For optical transfer function
Patent

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Refractive characteristics measuring apparatus for measuring the

Optics: measuring and testing – Lens or reflective image former testing – For optical transfer function
Patent

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Reticle and optical characteristic measuring method

Optics: measuring and testing – Lens or reflective image former testing
Reexamination Certificate

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Reticle and optical characteristic measuring method

Optics: measuring and testing – Lens or reflective image former testing
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Reticle and optical characteristic measuring method

Optics: measuring and testing – Lens or reflective image former testing
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Reticle and optical characteristic measuring method

Optics: measuring and testing – Lens or reflective image former testing
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Reticle and optical characteristic measuring method

Optics: measuring and testing – Lens or reflective image former testing
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Retroreflectance measurement system

Optics: measuring and testing – Lens or reflective image former testing – For optical transfer function
Patent

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Scalable test target and method for measurement of camera...

Optics: measuring and testing – Lens or reflective image former testing
Reexamination Certificate

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Scalable test target and method for measurement of camera...

Optics: measuring and testing – Lens or reflective image former testing
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Sinusoidal determination of limiting optical resolution

Optics: measuring and testing – Lens or reflective image former testing – For optical transfer function
Patent

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Soft contact lens analyzer

Optics: measuring and testing – Lens or reflective image former testing – For optical transfer function
Patent

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Spectacle lens evaluation method and evaluation device

Optics: measuring and testing – Lens or reflective image former testing
Reexamination Certificate

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Spectacle lens image sensing processing apparatus and...

Optics: measuring and testing – Lens or reflective image former testing – Optical center – cylinder axis – or prism measuring or...
Reexamination Certificate

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Spectacle prescript lens distortion tester

Optics: measuring and testing – Lens or reflective image former testing – For optical transfer function
Patent

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Stepper lens aberration measurement pattern and stepper lens...

Optics: measuring and testing – Lens or reflective image former testing
Reexamination Certificate

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Surface shape measurement apparatus and method

Optics: measuring and testing – Lens or reflective image former testing
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