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Hanwha SLA-C-E70200 Varifocal Lens For Canon Ef, F/2.8, 70-200mm
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Amazon.com: 2MP Webcam 5-50mm Varifocal Lens USB Camera HD 1080P High Speed VGA 100fps USB with Camera CMOS OV2710 Sensor Mini Industrial Camera with Aluminum Mini Case Play & Plug Free Drive
High Quality 5 50mm 6 60mm 2.8 12mm Megapixel Varifocal Lens Manual Zoom & Focus CS Mount CCTV Lens for CCTV Security Camera| | - AliExpress
Tamron C-Mount 4-13mm DC Auto Iris Varifocal Lens M118VG413IR
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Arducam 2.8-12mm Varifocal C-Mount Lens for Raspberry Pi HQ Camera, with C-CS Adapter - Arducam
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Hanwha Vision SLA-2812DN 1/3-inch DC Auto-Iris Varifocal Lens, 2.8-12mm