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Canon Power Zoom Patents: Canon 15-30mm F4-6.3 PZ, 20-50mm F4-5.6 PZ, and 12-30mm F4-6.3 PZ With Internal Zoom


Some Canon Power Zoom patents were found for a Canon 15-30mm F4-6.3 PZ, 20-50mm F4-5.6 PZ, and 12-30mm F4-6.3 PZ.

overview


Example 1 (Admin note: Probably for APS-C)


Example 4 (Admin note: Probably for APS-C)


Example 5 (Admin note: Probably for full size)

overview


Example 1 (Admin note: Probably for APS-C)


Example 4 (Admin note: Probably for APS-C)


Example 5 (Admin note: Probably for full size)

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