Update: After further translation, the drawing likely shows the in camera level and orientation switch. However, a new patent uncovered does show sensor based image stabilization.
One thing this patent shows that's interesting is what looks to be a 50mm HIS macro lens design.
Original Post: A USPTO patent for lens based image stabilization seems to show movement sensors inside the camera body suggesting sensor based stabilization.
While the patent doesn't directly mention the sensor stabilization, the fact that it's in the drawing is interesting.
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