DIFF Subgroup
G02B 30/26 of the autostereoscopic type
Introduced: January 2020
Full Title
Full titles differ between systems:
IPC:
Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images > by providing first and second parallax images to an observer’s left and right eyes > of the autostereoscopic type
CPC:
Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images (in microscopes G02B21/22) > by providing first and second parallax images to an observer's left and right eyes > of the autostereoscopic type
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
IPC defines codes here since 2020.
Child Classifications
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- G02B 30/33 involving directional light or back-light sources since 2020 IPC+CPC Available in IPC and CPC