David R. Shafer

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6-mirror projection objective with few lenses

Photocopying – Projection printing and copying cameras – Illumination systems or details
Reexamination Certificate

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Binocular stereoscopic viewers

Patent

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Broad band deep ultraviolet/vacuum ultraviolet catadioptric...

Optical: systems and elements – Having significant infrared or ultraviolet property – Lens – lens system or component
Reexamination Certificate

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Broad band DUV, VUV long-working distance catadioptric...

Optical: systems and elements – Lens – With reflecting element
Reexamination Certificate

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Broad band DUV, VUV long-working distance catadioptric...

Optical: systems and elements – Lens – With reflecting element
Reexamination Certificate

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Profile ID: LFUS-PAI-P-53422

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