US Patent 11944271 Endoscope tip part with improved optical properties

An endoscope tip part including a tip housing at least partially enclosing an interior cavity and including a window, and a vision assembly accommodated in the interior cavity and including an imaging subassembly including an image sensor viewing in an optical direction through the window of the tip housing, a light source comprising an illumination surface for emitting light, a separate frame component including a light shielding wall made of an opaque material and extending between the image sensor and the light source so as to at least partially shield the image sensor from light emitted from the light source.