Logitech C270 Focus Ring With Microphone Holes
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Focus ring for the Logitech C270 with added holes so the built-in microphone is not blocked.
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- Source
- Printables
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- Photo & Video
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Focus ring for the Logitech C270 with added holes to prevent the built-in microphone from being blocked.
Wide-Angle Lens Upgrade Kit for Logitech C270 (with Microphone Support)
If you want to convert your Logitech C270 webcam to a wide-angle lens while keeping the built-in microphone usable, these are the parts you need to print.
This setup combines several models that work together: lens mount, modified case, focus ring with microphone openings, and an optional monitor mount.
Required printed parts

1. Wide-angle lens hood (37mm)
https://www.printables.com/model/1639064-apexel-37mm-wide-angle-lens-hood-51mm-body
I used "APEXEL New HD 37MM 0.45x Super Wide Angle Lens with 12.5x Super Macro Lens"
2. Focus ring with microphone holes
https://www.printables.com/model/1639115-logitech-c270-focus-ring-with-microphone-holes
3. Case with microphone channel
https://www.printables.com/model/1639303-logitech-c270-case-with-microphone-channel-wide-an
There are two models
4. Threaded lens adapter
https://www.printables.com/model/68402-logitech-c270-improved-wide-angle-lens-mount/files
Threaded lens mount and adapter used to attach the lens.
The file is named Threaded_Lens_Adapter
5. Adjustable monitor mount
https://www.printables.com/model/1639330-adjustable-monitor-top-webcam-mount-horizontal-rot
Monitor-top mount with horizontal rotation for positioning the camera.