Optics: Eye Examining, Vision Testing And Correcting Patents (Class 351)
- For fusion and space perception testing (e.g., stereoscopic vision) (Class 351/201)
- Eye exercising or training type (Class 351/203)
- For interpupillary distance measuring or lens positioning (Class 351/204)
- Objective type (Class 351/205)
- Subjective type (Class 351/222)
- Support (Class 351/245)
- Methods of use (Class 351/246)
- Lens repair devices (Class 351/42)
- Floating or underwater type (Class 351/43)
- With antiglare or shading (Class 351/44)
- With rear-view reflectors (Class 351/50)
- With decoration or ornamentation (Class 351/51)
- Shooting type (Class 351/53)
- Invertible or reversible multifocal type (Class 351/54)
- With vertical adjustment of multifocal lenses (Class 351/55)
- Lorgnette type (Class 351/56)
- With auxiliary lenses movable in and out of the optical path (e.g., clip-on type attachments) (Class 351/57)
- Lens pivots in and out of optical path (Class 351/59)
- With lens suspension bar (e.g., torsion bar) (Class 351/60)
- U-shape or half-moon lens below eye level (Class 351/61)
- With moisture prevention or absorption (Class 351/62)
- Folding (Class 351/63)
- Pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (Class 351/65)
- Continuous rim mounting (Class 351/83)
- Split rim mounting (Class 351/90)
- Brace arm or semi-rimless mounting (Class 351/103)
- Rimless mounting (Class 351/110)
- Temples (Class 351/111)
- Bridges (Class 351/124)
- Nose pads or cushions (Class 351/136)
- Connectors (Class 351/140)
- Lens linings or rims (Class 351/154)
- With support or holder (e.g., on hat or cap) (Class 351/155)
- Combined (Class 351/158)
- Ophthalmic lenses (Class 351/159.01)
- Methods (e.g., securing lenses in mountings) (Class 351/178)
