Endoscope Patents (Class 600/101)
- Strain relief means on optical element (Class 600/161)
- Ocular (e.g., eyepiece) (Class 600/162)
- Stereoscopic (Class 600/166)
- Focusing (Class 600/167)
- Magnifying (Class 600/168)
- Fog prevention (Class 600/169)
- Side viewing distal end (Class 600/170)
- Oblique viewing distal end (Class 600/171)
- Interchangeable optical system (Class 600/172)
- View field altering means (Class 600/173)
- Articulated optical coupler (Class 600/174)
- Distal optical attachment (Class 600/175)
- Having particular distal lens or window (Class 600/176)
- Light source (Class 600/178)
- With filter, masking, diaphram, or aperture plate (Class 600/181)
- Light transmitting fibers or arrangements (Class 600/182)