Projector Focusing Arrangement TRIZ Cases

By splitting OIS between lens shift and OPFE tilt, this folded camera keeps AF and stabilization in a compact height.

An aperture coil inside the autofocus lens drives iris blades with terminals and springs, cutting parts, cost, and maintenance burden.

Multiple imagers with different focal lengths, spectra, and frame rates improve light field capture while limiting power and processing load.

Shared magnets drive focus and anti-shake coils while height-direction sensing helps shrink camera module width and maintain clear imaging.

Distinct groove patterns and textures help users tell focus and custom lens rings apart, reducing operating confusion.

Perpendicular elastic parts and a dedicated magnetic arrangement enable compact optical image stabilization while preventing magnetic interference.

A separate trigger line lets networked lens units report action completion instantly, cutting terminal load and speeding image capture.

Moves the optical sensing element instead of heavy lenses to deliver stable focus and zoom with guided, actuator-driven motion.

By routing SMA wires along the optical axis and using a force-modifying mechanism, this case expands stroke in compact folded camera modules.

Preinstalled AF and OIS dampers with ball-guided carriers reduce internal impact, lens damage, and collision noise in compact camera modules.

A partition wall and seal isolate the lens drive gear from the motor and circuit, blocking water ingress and preserving stable operation in rain.

Magnetic sensing and independent movable portions keep optical elements stable during long zoom and focus travel, reducing tilt and deflection.

Buckle-arm and bimorph SMA actuators shrink lens actuator footprint while preserving high Z-stroke, low profile, and precise motion control.

Feedback correction uses actual drive, temperature, and focus values to keep focus lens positioning accurate despite thermal and mechanical drift.

A ball-supported OIS moving unit uses electromagnetic tilt drive to preserve full image resolution while reducing height and power use.

A shape memory alloy line replaces bulky motor and magnet parts to enable compact camera module autofocus and image stabilization.

A guide-plate camera module lets the lens and image sensor move independently to improve image stabilization and autofocus quality.

Weighted phase images and radial-tangential parallax calculation improve autofocus accuracy despite astigmatism across the image field.

Offset magnets, coils, and ball guidance move the lens carrier accurately along the optical axis while lowering autofocus energy use.

Separate holder terminals and conductive links stabilize liquid lens connections while keeping camera module height low.

Stores focus lens index values by attached optical system so guides stay accurate or can be canceled after lens changes and power cycling.

Rigid circuit boards and a movable bearing plate replace flexible circuits to stabilize image sensors and avoid tilt-related imaging issues.

Flexure buffers and ball-guided rails stabilize lens carrier motion during focusing, reducing impact noise and improving optical module reliability.

Patterned laser projection improves autofocus on low-feature structures in low light while avoiding hologram plates and single-spot limits.

An extendable coil power path absorbs movable-part displacement in optical element drives to keep board-to-mover power supply stable.

Oblique SMA wires and an intermediate component maintain compact camera actuator height while delivering the stroke needed for larger lenses.

Reflection regions fold the optical path to fit long-focus imaging and focusing into thin mobile camera modules while preserving image quality.

Bottom-surface SMA wire attachment lowers wire exit angle and weld stress, improving actuator resiliency without adhesive steps.

A flexible terminal circuit assembly lets optical modules move for stabilization and zoom while keeping camera structures slim and stable.

A movable optical drive structure adapts to different back focal lengths while keeping thin devices stable for focus and image stabilization.

A shallow wheel groove below the pin axis reduces friction torque while limiting lens decentering and tilting in compact zoom modules.

Piezoelectric actuation with magnetic guidance moves optical members precisely with less friction and interference, supporting compact focus and OIS modules.

A partially exposed metal shield cover improves camera module heat dissipation, waterproofing, and assembly efficiency at lower cost.

Ball groups and orthogonal groove sets give a compact camera module precise 3D lens motion for autofocus and image stabilization.

A tilting guide with overlapping magnet-coil placement saves OIS space, limits magnetic interference, and improves actuator efficiency.

Two driving parts with different speeds enable fast autofocus and image stabilization in slim high-resolution camera modules.

A nested extender and tuned lens power layout extend focal length range while preserving optical performance and limiting lens size.

A linkage mechanism adjusts the shading blade with lens position, improving focus precision while avoiding tilt and wiring complexity.

Magnetic coils, yokes, and guide parts move dual lens groups with less friction torque, lower power use, and better optical alignment.

Asymmetric SMA wire layouts increase motion in a preferred direction while limiting tension imbalance and wire damage in compact actuators.

Movable overlapping lens holders let a phone camera pop up for high magnification and retract to keep the module thin and protected.