Largan Precision Co., Ltd.

Largan Digital Co., Ltd.

Heng-Yi Su

Ming-Ta Chou

Te-Sheng Tseng

Ming-Shun Chang

Wen-Yu Tsai

Chien-Pang Chang

Kuo-Chiang Chu

Hao-Jan Chen

Chen-Yi Huang

Jyun-Jia Cheng

Cheng-Feng Lin

Chun-Hua Tsai

Yi-Jie Chen

An imaging lens assembly driving module includes a lens carrier, a first molded structure, a second molded structure, a driving mechanism and a mechanical member. The lens carrier defines an optical axis. The first molded structure is disposed correspondingly to the lens carrier and includes a first light blocking structure. The second molded structure is coupled to the first molded structure for forming an inner space, the lens carrier is accommodated in the inner space, and the second molded structure includes a second light blocking structure. The driving mechanism is for driving the lens carrier to move along the optical axis. The mechanical member is for connecting the lens carrier and the first molded structure. The first molded structure is coupled to the second molded structure so that the first light blocking structure and the second light blocking structure form a light passing hole.

Imaging lens assembly module, imaging lens assembly driving module, camera module and electronic device

An imaging lens assembly includes a first optical element and a low-reflection layer. The first optical element has a central opening, and includes a first surface, a second surface and a first outer diameter surface. The first outer diameter surface is connected to the first surface and the second surface. The low-reflection layer is located on at least one of the first surface and the second surface, and includes a carbon black layer, a nano-microstructure and a coating layer. The nano-microstructure is directly contacted with and connected to the carbon black layer, and the nano-microstructure is farther from the first optical element than the carbon black layer from the first optical element. The coating layer is directly contacted with and connected to the nano-microstructure, and the coating layer is farther from the first optical element than the nano-microstructure from the first optical element.

Imaging lens assembly, camera module and electronic device

An imaging lens driving module includes an imaging lens set, a carrier element and a driving mechanism. The imaging lens set has an optical axis. The carrier element is configured to dispose the imaging lens set, and includes an assembling structure. The assembling structure is disposed on an outer surface of the carrier element, and extends along a direction away from the optical axis. The driving mechanism is configured to drive the carrier element to move, and includes at least one coil pair and at least two magnets. The coil pair is disposed on the assembling structure, and includes a bottom layer coil and a top layer coil. The bottom layer coil is wound around and directly contacted with the assembling structure. The top layer coil is stacked on and wound around the bottom layer coil. The magnets correspond to the coil pair, respectively.

Imaging lens driving module and electronic device

Provided is a lens assembly driving module including a photographing lens assembly, a first driving mechanism and a second driving mechanism. The photographing lens assembly includes N lens elements and has an optical axis passing through the N lens elements. The first driving mechanism drives at least N/2 said lens elements to move along the optical axis of the photographing lens assembly. The second driving mechanism enables a relative distance along the optical axis of two adjacent ones of the N lens elements to vary. Therefore, any specific one of the lens elements is capable of being driven to optimize optical imaging resolution of various fields of view independently within a real shot at different object distances.

Photographing lens assembly, lens assembly driving module and electronic device

An imaging lens assembly includes optical elements and a light path folding mechanism. The light path folding mechanism is disposed on the optical axis to fold an optical axis at least once, and includes a light folding element, a light blocking structure and a nanostructure layer. The light folding element includes a reflecting surface, an incident surface and an exit surface. The reflecting surface is configured to fold an incident light path towards an exit light path. The light blocking structure is disposed on at least one of the incident surface and the exit surface, and includes a main light blocking portion located on a peripheral portion closest to the optical axis on a cross section passing through the optical axis. The nanostructure layer is continuously distributed over at least one of the incident surface and the exit surface and the main light blocking portion.

An imaging lens assembly has an optical axis, and includes at least one radial reduction lens element and a light blocking element. The radial reduction lens element includes an effective optical portion and a peripheral portion. The effective optical portion includes a reduction part shrinking from a portion of the effective optical portion towards the optical axis so that the effective optical portion is non-circular. The peripheral portion and the reduction part are disposed at interval. The light blocking element includes a receiving structure and an extending light blocking structure. The extending light blocking structure and the receiving structure are disposed at interval, and the extending light blocking structure is connected to the receiving structure so that the effective optical portion is non-circular.

An imaging lens assembly includes a plurality of plastic lens elements, a plastic lens barrel, a retaining element, a glue material and a first void structure. The plastic lens barrel includes a plate portion and a tube portion. The plate portion has a central hole, and an optical axis of the imaging lens assembly passing through the central hole. The tube portion is extended from the plate portion which is parallel with the optical axis and defining an inner space and the plastic lens elements is disposed in the inner space. The glue material is disposed between one of the plastic lens elements and the tube portion of the plastic lens barrel, and surrounds the one of the plastic lens elements. The first void structure is extended from the central hole to the tube portion. The plastic lens elements are including a first lens element.

Imaging lens assembly, image capturing apparatus and electronic device

An imaging lens driving module includes a lens carrier, a molded receiving base, a rolling element, a molded frame element and a driving mechanism. The lens carrier defines an optical axis. The molded receiving base is configured to receive the lens carrier. The rolling element is disposed between the lens carrier and the molded receiving base, and the lens carrier is allowed to be displaceable along the optical axis and relatively to the molded receiving base. The molded frame element is coupled with the molded receiving base for defining an inner space to receive the lens carrier. The driving mechanism drives the lens carrier displaceable along the optical axis, and includes a driving magnet and a driving coil, wherein the driving magnet is disposed on the lens carrier, the driving coil is corresponding to and faces towards the driving magnet.

Imaging lens driving module, image capturing apparatus and electronic device

An imaging lens assembly module includes an imaging lens assembly, a light path folding element, a first lens barrel, a second lens barrel, a base and a plurality of rolling bearings. The imaging lens assembly includes a plurality of plastic lens elements, and defines a first optical axis passing through the plastic lens elements. The first lens barrel contains one or more of the plastic lens elements. The second lens barrel contains another one or more of the plastic lens elements. The base includes a guiding groove structure, and the guiding groove structure extends continuously along a direction parallel to the first optical axis. The rolling bearings interposed between the first lens barrel and the base and the rolling bearings interposed between the second lens barrel and the base are interposed in the guiding groove structure.

Imaging lens assembly module, imaging lens assembly driving module and electronic device

An imaging lens assembly includes a plastic barrel and an optical element set. The optical element set includes an optical lens element, a light blocking sheet and a light-shielding layer. At least one surface of an object-side peripheral surface and an image-side peripheral surface of the optical lens element includes an annular side wall. An annular abutting surface of the light blocking sheet and the annular side wall of the optical lens element are disposed correspondingly to each other. The light-shielding layer surrounds a central opening of the light blocking sheet and includes an annular concave-curved portion. The annular concave-curved portion is for retaining the light blocking sheet, so that there is no relative displacement in a direction parallel to an optical axis between the annular abutting surface of the light blocking sheet and the annular side wall of the optical lens element.

A lens driving apparatus includes an imaging lens assembly, a driving mechanism and a carrier element. The imaging lens assembly includes at least one plastic lens element. The plastic element includes an effective optical portion, a peripheral portion and a light-shielding layer. The peripheral portion surrounds the effective optical portion. The light-shielding layer is disposed on an object side of the peripheral and surrounds the effective optical portion. The driving mechanism includes at least one coil and at least one magnet. The magnet is disposed correspondingly with the coil. Both of the plastic element and the one of the coil and the magnet are directly connected with the carrier element. An outer surface of the carrier element includes an assembling structure. The assembling structure is directly contacted with one of the coil and the magnet. The assembling structure and the carrier element are made integrally.

Growing community of inventors

Taichung, Taiwan

Heng-Yi Su