FLSUN Q5 Delta 3D Printer Φ200x200 Printing Size Auto-Leveling Touch Screen Lattice Glass Platform (Amazon Affiliate)
US: https://amzlink.to/az00KO0ueOFnq
CA: https://amzlink.to/az0D91M0f0HT1
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AU: https://amzlink.to/az0F8UfGVSnns
FLSUN Playlist: https://www.youtube.com/playlist?list=PLErU2HjQZ_ZNaTP5phh5oML4EAb80gerF
Sea Turtle Model: https://www.thingiverse.com/thing:421809
Auto Focus Off (Lock Focus)
sudo v4l2-ctl -d 0 --set-ctrl=focus_auto=0
Auto Focus On
sudo v4l2-ctl -d 0 --set-ctrl=focus_auto=1
Read Current Focus Setting
sudo v4l2-ctl -d 0 --get-ctrl=focus_absolute
Set Current Focus to Specific Value
sudo v4l2-ctl -d 0 --set-ctrl=focus_absolute=40
Set Exposure to Manual Mode
v4l2-ctl -d 0 --set-ctrl=exposure_auto=1
Read Current Exposure Setting
v4l2-ctl -d 0 --get-ctrl=exposure_absolute
Set Exposure to a Specific Value
sudo v4l2-ctl -d 0 --set-ctrl=exposure_absolute=996
Source: https://community.octoprint.org/t/anyway-to-disable-the-autofocus-for-cameras/801/11