Found 2 3D-models for “seamless lens gears” across many websites

#kmz mir1#Helios 44-2#Focus#mir 1#lens gears#camera#gears#helios 44#helios442#seamless focus gears
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Lens Focus Gear Generator (Easy Mode)

Lens Focus Gear Generator (Easy Mode)

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Seamless Focus Gear for Tamron 24-70 f2.8 g2

Seamless Focus Gear for Tamron 24-70 f2.8 g2

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