A compact tablet device captures images of eyeglasses to determine morpho-geometrical parameters.
Digital display system captures gaze patterns during natural reading to determine precise optical design parameters for ophthalmic lenses.
Segmented gas-permeable layers and air shafts maintain corneal oxygenation despite thick impermeable payload cores.
Magnetic temple elements secure eyeglasses within pockets, preventing loss during abrupt movement.
A non-circular contact lens design uses optimized stiffness profiles to achieve rapid rotational recovery and enhanced wearer comfort.
Overlapping zone profiles with distinct pitches set intermediate focal points closer to near vision, reducing unnecessary energy distribution.
A compact contact lens package uses a specialized fluid formulation to maintain stable chemical conditions during storage.
Offset nose grips and temple grips increase friction against skin to prevent slippage during athletic activities without adding accessories.
A pin-detachment guide member secures glasses side shields via screw coupling with an inserting protrusion.
A lens retention ring switches between open and closed states to secure prescription lenses in augmented reality eyewear frames.
A spectacle lens design method calculates a precise tilt angle using frame parameters and optical data to ensure correct mounting orientation.
Electronic system acquires lens and frame data to identify modification parameters for additive manufacturing.
Electromagnetic actuators interact with ferromagnetic eyelid implants to provide adjustable, atraumatic closure that avoids surgical distortion.
A dual-frame eyeglass design integrates corrective and protective lenses via a pivot mechanism that rotates the secondary frame away from the line of sight.
Neodymium magnets and strike plates retain eyeglass arms while a ferromagnetic shield dampens field exposure to prevent health risks.
Flexible support structures bend under head pressure while spring hinges supply constant force to correct image misalignment.
Three stacked liquid crystal cylindrical lenses adjust optical power and axis via electric fields without mechanical movement.
Segmented magnets and rotating locks secure temple arms in reversed positions without complex mechanical hinges.
Asymmetric surface power allocation minimizes angle of deviation between left and right progressive lenses without slab-off processing.
Compressible cushions alleviate ear pressure from headgear by distributing force through segmented layers.
Sandwiching a polarized film between a glass front and thin resin back reduces weight while maintaining stiffness against distortion.
A lens combines a basic refractive power with a spiral structural component to extend the focal range.
A progressive power lens incorporates a saddle-like part on the eyeball side surface to reduce overall thickness while maintaining optical performance.
A contact lens with a displaced central zone accommodates the corneal apex.
Segmented planar light adjusting elements resolve curved lens distortion by dynamically focusing external and virtual light sources.
An open holding device enables rotational and translational movement of spectacle frames, allowing automated measurement of inaccessible internal lens surfaces.
Phase spatial light modulators code image and prescription data into wave fronts to correct optical aberrations while reducing electromagnetic exposure.
A sliding retention component secures eyewear lenses within the frame structure to prevent separation during high-velocity impacts.
A stimuli-responsive polymer eyewear frame component reversibly changes physical properties in response to non-thermal stimuli.
A prescription lens integrates a waveguide display to merge vision correction and augmented reality into one optical assembly.
A pseudo-accommodative intraocular lens combines bifocal and trifocal diffractive patterns to direct light into three distinct focal regions.
Adjustable optics resolve alignment errors from physiological unawareness of the yellow spot pit.
A temple branch with an internal aperture holds a sliding member that shifts the curved section to change pressure distribution on the side of the wearer's head.
Benzotriazole derivative in optical resin blocks harmful blue light while maintaining transparency and preventing yellowing.
Mechanical means modify spectacle lens coating topography to create optical surfaces without expensive mold-making processes.
Pivoting joint members on the eyeglass frame accept detachable temples or straps, resolving the trade-off between daily comfort and exercise stability.
Elastic engaging portions on a lens supporting member slide along internal walls to secure eyeglasses.
Integrating block piece storage into transport boxes eliminates separate inventory areas and reduces assignment errors via RFID tracking.
Adjustable eyewear uses transparent regions to limit the visual field, resolving the contradiction between training time and eye-ball alignment precision.
A polycarbonate polyurethane primer layer enhances adhesion between spectacle lens substrates and coating layers.
An integrated crossed-spring hinge in 3D printed eyewear distributes stress evenly, eliminating fastener back-out issues while maintaining structural strength.
Segmented eyewear design employs biased ball retention within U-shaped recesses to enable quick lens swapping without multiple frames.
A tilted spatula intercepts excess photochromic coating solution during lens spin-coating to prevent side surface adhesion.
A toric ophthalmic lens divides refractive power across two optical surfaces to manage astigmatism and spherical aberration independently.
A kerf-like slotted spring lock mechanism secures interchangeable eyeglass lenses through elastic deformation and latch engagement.
Optimized free-form surface fitting maintains prescribed dioptric power while matching complex frame edge curves.
An elastic piece pushes a stopping block into a pin opening to secure the frame, allowing tool-free pin replacement without specialized hardware.
Superimposing two acetate sheets with distinct color gradations overcomes single-dimension coloring limits to create multi-directional tonalities.
Relocating the tether attachment from temples to the frame front reduces hinge stress and prevents premature breakage while maintaining security.