Optical Elements TRIZ Cases

Multiple internal reflections extend the optical path in limited space, reducing lens length while preserving high resolution and image quality.

A pawl-and-rack knob mechanism locks headband length adjustment to prevent unintended rotation and loosening in head-mounted displays.

A seven-element lens layout uses positive and negative refracting powers to keep modules slim while supporting low f-number, large image height, and image quality.

A multi-group zoom lens with shifted aperture stop and variable spacings achieves high zoom ratio in a smaller, lighter optical system.

Overlapping hologram layers expand imaging light toward the eyeball while shortening optical path and limiting pupil expansion element size.

A nine-element lens layout uses refractive power and concave surface control to keep short length while supporting low f-number and large image height.

Tuned extinction coefficients in alternating silicon and SiO2 layers block 400-680 nm light while passing 1530-1570 nm light with less red reflection.

A rotating camera module shifts optical axis angle to preserve AR field overlap and user comfort in both close-up and distant viewing.

A five-element lens layout balances miniaturization, aperture, and wide field of view by correcting aberrations with tuned refractive power.

A nine-element lens layout balances slim module size with small f-number, large image height, and controlled aberration for portable imaging.

A segmented piezoelectric actuator layout boosts first-axis scan angle while preserving second-axis resonance in optical scanning.

Aspheric eight-lens layouts with off-axis inflection points balance wide 90° field of view, compact size, and image quality.

A diffraction grating redirects incident light within a thin photoelectric layer to increase absorption and improve sensor sensitivity.

A six-element lens layout uses off-axis critical points and refractive power balancing to widen field of view while correcting aberrations.

A hybrid outcoupler and exit pupil expander overlap within the waveguide to enlarge the XR eyebox while improving brightness and color uniformity.

Multiple color-specific coupling-in zones and a shared coupling-out zone widen AR field of view without adding waveguide thickness.

Subwavelength PDMS nanostructures cut reflection at small incident angles, improving image sensor light absorption and quantum efficiency.

By cropping peripheral light to match mirror and eyebox etendue, this AR/VR headset cuts collector size while preserving brightness and clarity.

Laminated louver films route different wavelength bands to pixel groups, enabling faster multi-information optical sensing without sequential irradiation.

Coordinated spacing changes between positive and negative lens units keep a zoom lens compact while correcting wide-angle aberrations.

An eight-element lens layout balances image quality, wide field of view, aperture size, and low sensitivity in compact image capture modules.

A reflective convex-concave mirror path forms real aerial images with lower distortion and higher luminance without retroreflectors or polarizing filters.

A movable arm and transparent prism keep the display aligned without blocking vision, enabling stable long-wear use with the user's own glasses.

Nanostructured metamaterials balance passive cooling with infrared transparency, enabling thermal management and non-contact temperature sensing.

Three-dimensional structures on auxiliary electrodes expand the emitting area, while resin and anode separation structures limit light and current leakage.

Localized heating around bonding pads helps join stacked semiconductor substrates while limiting heat-induced damage to light-emitting elements.

Partial reflection and polarization separate wavelength paths to match focal lengths and reduce color fringing in triple-pass optics.

Three lens groups and aspheric surfaces reach a 122° FOV while keeping MTF above 0.55 and distortion below 25%.

A nasal-bridge camera keeps the lenses clear while infrared gaze tracking improves measurement precision and reduces weight-related discomfort.

Two chalcogenide-glass lens groups provide long focal length, high resolution, and low-absorption transmission across the 8–14 µm band.

A transparent housing wall attenuates visible-spectrum light to limit solar heating of the projection unit while preserving HUD image clarity.

See how a multilayer interferential coating balances low UV reflection with lens abrasion resistance, adhesion, and heat stability.

Multiple levels of optical protuberances extend antireflective transmission across wavelength ranges while reducing reflection and short-wavelength diffraction loss.

A central input grating and surrounding output gratings replicate pupils across a VR lightguide, expanding the eyebox for freer eye positioning.

A seven-lens optical layout distributes refractive power and uses concave surfaces to combine a 190° field of view with high resolution.

Before the aperture stop, a positive lens tuned by refractive index, Abbe number, and partial dispersion corrects secondary spectrum.

A nested seven-lens structure fits high-resolution imaging into compact camera modules while lens powers and curvatures reduce aberrations.

Three or more negative lenses in the lead unit pair with a moving positive lens to shrink the focus unit and limit aberration fluctuations.

Six closely arranged lens elements use Abbe-number and normalized-length constraints to preserve optical quality, compactness, and thermal stability.

Segmented positive- and negative-power lens units support compact, high-ratio zooming while minimizing chromatic aberration.

A seven-lens layout with tuned refractive powers preserves a short optical length while improving brightness and correcting aberrations in low-light scenes.

Miniaturized imaging lenses can lose image quality and field of view; this four-element layout uses thin positive-power elements to balance both.

Alternating high- and low-index layers reduce visible and near-infrared reflections at angles up to 60° for robust eye-tracking lenses.