Projector Focusing Arrangement TRIZ Cases

A MEMS actuator uses a trench filled with non-conductive material to route electrical signals between conductive layers.

A camera lens module uses integrated magnets and flexible circuit boards to actuate the lens unit along an optical axis.

A camera body transmits movement data to an interchangeable lens for synchronized image stabilization.

Segmented buckle arms and bimorph structures achieve high Z-stroke displacement within a small planar footprint.

An adjustable anamorphic lens converts aspect ratios by varying focal lengths, avoiding bulky front converters that degrade projector size and image quality.

A linear actuator control system calculates correction gains based on stroke position, output level, and direction to maintain a constant thrust constant.

A copper alloy leaf spring maintains electrical conductivity and spring strength in camera module drive mechanisms.

Adhesive coupling secures the lens barrel and bobbin, preventing friction debris that degrades image quality.

Spatial separation of focus sensing from planar mounting surfaces resolves power versus complexity trade-offs in camera modules.

Orthogonal end-stop surfaces protect inclined shape memory alloy actuator wires from impact strain while maintaining required optical element movement range.

A camera sensor shift assembly uses a segmented base to suspend an image sensor while enabling direct thermal contact with the enclosure.

A camera module uses shape memory alloy wires and springs to drive movable bodies for optical image stabilization.

Segmented molded base elevates a flat filter attachment surface above transition arcs to secure optical components.

Concave portions in a positioning member absorb adhesive contraction during curing, preventing positional displacement of lens and sensor units.

An elastic member fixes a piezo motor in a camera module, resolving the trade-off between driving force and mounting complexity.

Piezoresistive films in a MEMS platform measure pitch and yaw angles to drive faster, more accurate mirror adjustments than Hall sensors allow.

Single magnet placement between lens holders minimizes magnetic interference in dual-lens camera modules.

Monolithic flexure hinge converts rotational input into vertical lens translation, eliminating screw backlash and parasitic motion.

A guided autofocus assembly uses a buckler mechanism to actuate lens carriage movement.

A lens apparatus adjusts the in-focus range by moving an optical member to change the focal plane tilt angle.

A threaded lens mount uses a flexure-connected ring and locking screw to secure optical elements.

A lens position-control unit manages focusing lens movement using micro-step driving to achieve precise focal depth.

Primary secondary camera controllers mirror voice coil motor outputs via UART event timers to resolve output skew under 20 microseconds.

Leaf spring elastic arm extends outward to secure supporting wires, preventing optical axis tilting and device weight increase.

Magnetic actuation replaces mechanical stops in the camera module, eliminating weight penalties and power connection failures during autofocus.

Symmetrical acute angle SMA wires maximize axial lens movement while counterbalancing off-axis forces to eliminate bearing friction.

An adhesive member seals a liquid lens unit within a holder, eliminating separate driving devices and reducing camera module size.

A mechanism uses shared magnetic elements to drive an optical holder along the main axis and perpendicular directions.

A voice coil motor yoke design uses segmented through-holes to reduce moving mass while maintaining structural integrity.

Shield member covers coil to reduce magnetic noise reaching image sensor, improving image quality during continuous capturing.

A remote follow focus unit receives distance data from a secondary camera system to set and switch main camera focus automatically.

A lens barrel integrates a fixing button into the focus grip to switch between manual and auto-focus modes without releasing the ring.

LDS-formed conductive lines and flip-chip soldering resolve alignment deviations in autofocus camera modules, maintaining optical axis precision.

A titanium-copper foil spring member elastically urges a camera lens along an optical axis.

An optical tracking pointer detects finger movement to select autofocus positions, preventing unintended activation and dust accumulation.

A focus lens driver maintains constant manual rotation amounts across varying subject distances.

Single guide frame accommodates multiple cam followers, reducing component count while maintaining optical alignment stability.

A lens apparatus uses a single biasing member to engage a cam follower within straight and cam grooves for precise optical-axis movement.

Segmenting the focal position variable range into narrow automatic and wide manual zones reduces focus adjustment time while maintaining reliability.

Asymmetric third coil units reduce magnetic interference while maintaining force balance and lowering current consumption.

A shape memory alloy actuation apparatus uses a compliant connector to drive miniature camera lens movement.

A lens driving control unit varies drive pulse counts across detection periods to optimize optical positioning speed and accuracy.

A lens driving mechanism uses a magnetic-permeable element to shield optical components.

Nested housing and stop surfaces constrain the holder to prevent excessive movement, resolving the trade-off between miniaturization and precision.

A driving mechanism positions an optical element using a holding unit and base unit connected by a sensing assembly.

A lens apparatus controller adjusts driving units based on position detection results to manage movable ranges of first and second holders.

A diffractive head-up display adjusts the virtual image position by translating a movable projection mask and display element orthogonally to the light beam axis.

Dual carrier linkage with real-time sensing resolves low location control precision to enable continuous optical zooming.

Electrostatic forces rearrange immiscible fluids within a closed system to switch the lens between macro and micro states, eliminating mechanical movement.