LandOfFree - US Patents - Listing for Optical: systems and elements,Lens

Optical: systems and elements – Lens – Including a nonspherical surface

Field curvature corrector

Optical: systems and elements – Lens – Fluid

Field-customizable variable focal length lens

Optical: systems and elements – Lens – With lens casing

Film molded casing

Optical: systems and elements – Lens – Selective wavelength transmitting or blocking

Films for optical use and methods of making such films

Optical: systems and elements – Lens – With support

Filter change-over device

Optical: systems and elements – Lens – Selective wavelength transmitting or blocking

Filter for selectively processing optical and other signals

Optical: systems and elements – Lens – With reflecting element

Finder optical system

Optical: systems and elements – Lens – With reflecting element

Finder optical system

Optical: systems and elements – Lens – With variable magnification

Finder optical system

Optical: systems and elements – Lens – With graded refractive index

Finder optical system

Optical: systems and elements – Lens – Including a nonspherical surface

Finder optical system

Optical: systems and elements – Lens – Eyepiece

Finder optical system and camera provided with the same

Optical: systems and elements – Lens – With support

Fine actuator

Optical: systems and elements – Lens – With support

Fine adjustment mechanism

Optical: systems and elements – Lens – With variable magnification

Finite conjugate distance zoom lens system

Optical: systems and elements – Lens – Including a nonspherical surface

Finite conjugate lens system

Optical: systems and elements – Lens – Multiple component lenses

Firing simulator

Optical: systems and elements – Lens – Reverse telephoto

Fish-eye lens and imaging device

Optical: systems and elements – Lens – Reverse telephoto

Fisheye lens