NEWMAX TECHNOLOGY CO., LTD.

An optical lens assembly includes a stop, and includes, in order from an object side to an image side: a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens, wherein an incident angle where a main light is incident on an image plane at a maximum view angle of the optical lens assembly is CRA, a maximum optical effective radius of the image-side surface of the sixth lens is CA62, and the following conditions are satisfied: 9.27<CRA/CA62<20.02.

An optical lens assembly includes a stop, and includes, in order from the object side to the image side: a first lens, a second lens, a third lens, a fourth lens, and fifth lens, wherein a focal length of the fifth lens is f5, a radius of curvature of an image-side surface of the fifth lens is R10, a distance between the stop to the image plane on the optical axis is SL, satisfying the relation: 1.27< f 5* R 10/ SL <3.68.

An optical lens assembly includes, in order from a visual side to an image source side: a first lens with positive refractive power; an optical element including, in order from the visual side to the image source side, an absorptive polarizer, a reflective polarizer and a first phase retarder; a second lens with positive refractive power; a partial-reflective-partial-transmissive element; a second phase retarder; and an image source plane. The optical lens assembly has a total of two lenses with refractive power. A focal length of the optical lens assembly is f, a maximum image-source height of the optical lens assembly is INM, a focal length of the first lens is f1, a focal length of the second lens is f2, and following conditions are satisfied: 0.40<IMH/f<1.26 and 0.21<f2/f1<2.35. A head-mounted electronic device includes the optical lens assembly.

An interpupillary distance adjustment module includes: a first optical module base including a first slider and a first linkage point; a second optical module base including a second slider and a second linkage point; a linkage mechanism including a linkage rod, a third point and a fourth linkage point; and a base including a first groove, a second groove and a shaft, wherein the first and second grooves are parallel to each other and define a groove direction; wherein when a toggle switch rotates the linkage rod, moves the first optical module base, or moves the second optical module base, the third and fourth linkage points and the first and second linkage points are simultaneously linked and moved, and then the first and second optical module bases are controlled to be equidistantly close to or far away from each other in the groove direction.

An optical lens assembly with a first optical axis and a second optical axis parallel to the first optical axis, includes a first element group located on an object side of the optical lens assembly; a second element group located on an image side of the optical lens assembly; and a light guide element disposed at the position where the first and second optical axes pass. The first and second element groups being located on the same side of the light guide element. The optical lens assembly has a long focal length, a compact size and a relatively higher illumination when satisfying a specific condition.

An optical lens assembly includes, in order from an object side to an image side: a first lens with positive refractive power; a second lens with negative refractive power; a third lens with negative refractive power; a fourth lens with positive refractive power; a fifth lens with negative refractive power; wherein the optical lens assembly has a total of five lenses with refractive power, a distance from an image-side surface of the fifth lens to an image plane along an optical axis is BFL, a thickness of the second lens along the optical axis is CT2, a thickness of the third lens along the optical axis is CT3, an incident angle of a chief ray on 80% of the maximum image height of the optical lens assembly is CRA8, and the following condition is satisfied: 51.97°<CRA8*BFL/(CT2+CT3)<97.45°.

An optical lens assembly includes, in order from a visual side to an image source side: a first group including a first lens group and an optical element, and the optical element including, in order from the visual side to the image source side: an absorptive polarizer, a reflective polarizer and a first phase retarder; a second group including, in order from the visual side to the image source side: a second lens group with positive refractive power and a partial-reflective-partial-transmissive element; and a third group including, in order from the visual side to the image source side: a second phase retarder and an image source plane. When the optical lens assembly satisfies certain conditions, the weight of the device can be reduced, the zooming function can be provided, and the image quality can be ensured.

A lens module includes a lens barrel and a first optical lens. The lens barrel includes a first lens chamber and a second lens chamber arranged along an optical axis, wherein an inner edge surface of the lens barrel has an extension portion, the extension portion is located between the first lens chamber and the second lens chamber and defines a light-passing hole, and the first lens chamber communicates with the second lens chamber via the light-passing hole. The first optical lens is disposed in the first lens chamber and has a first optical zone surrounding the optical axis and a first non-optical zone surrounding an outside of the first optical zone, wherein the first non-optical zone includes a first protrusion, and the first protrusion is disposed in the light-passing hole.

An optical ranging module includes: a base; a light transmitting unit including a first optical lens and an infrared light source, wherein the infrared light source is disposed on the base; a light receiving unit including a second optical lens and a photosensitive element, wherein the photosensitive element is disposed on the base; and a light shielding cap disposed on the base, wherein first and second accommodation spaces are defined between the light shielding cap and the base for respectively accommodating the light transmitting unit and the light receiving unit, and the light shielding cap includes first and second opening areas for respectively disposing the first and second optical lenses; wherein the first and second optical lenses have an integrally formed structure.

An optical lens assembly includes: a first element group including: a first lens group with positive refractive power, including one or two lenses; a second element group including: a second lens group with positive refractive power, including two or three lenses; an optical element including, in order from a visual side to an image source side: an absorptive polarizer, a reflective polarizer and a first phase retarder; and a partial-reflective-partial-transmissive element; and a third element group including an image source plane. The first element group, the second element group and the third element group are arranged in order from the visual side to the image source side. When the optical lens assembly satisfies a specific condition, the weight of the device can be reduced, the zoom function can be provided, and the image quality can be ensured.