摘要：【中文】本发明提供了一种红外光扩散片。红外光扩散片包括：微透镜；衬底，微透镜为多个，多个微透镜设置在衬底的表面上，衬底包括多个相互平行叠置的层结构，各层结构的折射率在垂直于衬底指向微透镜的方向上逐渐减小。本发明解决了现有技术中存在易出现高阶衍射的问题。 【EN】The invention provides an infrared light diffusion sheet. The infrared light diffusion sheet includes: a microlens; the micro-lens structure comprises a substrate, wherein a plurality of micro-lenses are arranged on the surface of the substrate, the substrate comprises a plurality of layer structures which are mutually parallel and overlapped, and the refractive index of each layer structure is gradually reduced in the direction perpendicular to the direction of the substrate towards the micro-lenses. The invention solves the problem that high-order diffraction is easy to occur in the prior art.

摘要：【中文】本申请公开了一种光学成像镜头，其沿光轴由物侧至像侧依序包括：具有光焦度的第一透镜；光阑；具有光焦度的第二透镜；具有光焦度的第三透镜，其物侧面为凸面，像侧面为凹面；具有正光焦度的第四透镜，其物侧面为凹面，像侧面为凸面；以及具有负光焦度的第五透镜；第一透镜的物侧面至第五透镜的像侧面中具有至少一个非球面镜面；光学成像镜头满足如下关系式：f/EPD＜1.5；2mm＜ImgH×EPD/f＜3mm；其中，f是光学成像镜头的总有效焦距，EPD是光学成像镜头的入瞳直径，ImgH是光学成像镜头的成像面上有效像素区域的对角线长的一半。 【EN】The application discloses an optical imaging lens, it includes from the object side to the image side along the optical axis in proper order: a first lens having an optical power; a diaphragm; a second lens having an optical power; a third lens with focal power, wherein the object side surface of the third lens is a convex surface, and the image side surface of the third lens is a concave surface; the fourth lens with positive focal power has a concave object-side surface and a convex image-side surface; and a fifth lens having a negative optical power; the object side surface of the first lens to the image side surface of the fifth lens are provided with at least one aspheric mirror surface; the optical imaging lens satisfies the following relation: f/EPD is less than 1.5; ImgH multiplied by EPD/f is more than 2mm and less than 3 mm; where f is the total effective focal length of the optical imaging lens, EPD is the entrance pupil diameter of the optical imaging lens, and ImgH is half the diagonal length of the effective pixel area on the imaging plane of the optical imaging lens.

摘要：【中文】本发明提供了一种红外光扩散片和光学系统。红外光扩散片包括：衬底；电介质层，电介质层位于衬底上，电介质层包括电介质单元，电介质单元为多个，多个电介质单元间隔设置在衬底上；其中，电介质层还包括多个微透镜，微透镜间隔设置，各微透镜的高度小于微透镜的长度，相邻两个微透镜之间的距离小于微透镜的长度。本发明解决了现有技术中扩散片存在小型化与均匀出光不能兼顾的问题。 【EN】The invention provides an infrared light diffusion sheet and an optical system. The infrared light diffusion sheet includes: a substrate; the dielectric layer is positioned on the substrate and comprises a plurality of dielectric units, and the plurality of dielectric units are arranged on the substrate at intervals; the dielectric layer further comprises a plurality of micro lenses, the micro lenses are arranged at intervals, the height of each micro lens is smaller than the length of the micro lens, and the distance between every two adjacent micro lenses is smaller than the length of the micro lens. The invention solves the problem that the diffusion sheet in the prior art can not be miniaturized and uniformly emit light at the same time.

摘要：【中文】本申请公开了一种长焦光学成像系统及变焦摄像装置，该长焦光学成像系统沿光轴由物侧至像侧依序包括：具有正光焦度的第一透镜；具有负光焦度的第二透镜；折返棱镜，折返棱镜的入射面与第二透镜的轴线垂直，折返棱镜的出射面与折返棱镜的入射面垂直，沿光轴入射至折返棱镜的成像光线，在折返棱镜的第一折返面和折返棱镜的第二折返面处依次反射并从折返棱镜的出射面垂直射出；以及三棱镜，从折返棱镜的出射面垂直射出的光线在三棱镜的反射面处反射并偏转90°，且偏转方向朝向像侧；第一透镜的物侧面至第二透镜的像侧面中具有至少一个非球面镜面；长焦光学成像系统的总有效焦距F1满足F1＞40mm。 【EN】The application discloses long focus optical imaging system and camera device zooms, this long focus optical imaging system includes by the thing side to the image side according to the preface along the optical axis: a first lens having a positive optical power; a second lens having a negative optical power; the incident surface of the turn-back prism is vertical to the axis of the second lens, the emergent surface of the turn-back prism is vertical to the incident surface of the turn-back prism, imaging light rays incident to the turn-back prism along the optical axis are sequentially reflected at the first turn-back surface of the turn-back prism and the second turn-back surface of the turn-back prism and are vertically emitted from the emergent surface of the turn-back prism; and a triple prism, wherein the light rays vertically emitted from the emergent surface of the turn-back prism are reflected and deflected by 90 degrees at the reflecting surface of the triple prism, and the deflection direction faces to the image side; the object side surface of the first lens to the image side surface of the second lens is provided with at least one aspheric mirror surface; the total effective focal length F1 of the tele optical imaging system satisfies F1 > 40 mm.

摘要：【中文】本申请公开了一种光学成像镜头，该光学成像镜头沿着光轴由物侧至像侧依序包括：具有光焦度的第一透镜、第二透镜、第三透镜、第四透镜、第五透镜、第六透镜、第七透镜以及第八透镜；第六透镜在光轴上的中心厚度CT6与第五透镜和第六透镜在光轴上的间隔距离T56满足：1.5＜CT6/T56＜2.6；光学成像镜头的相对F数Fno满足：Fno≤1.7。 【EN】The application discloses an optical imaging lens, this optical imaging lens includes along the optical axis from the object side to the image side in proper order: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens having a refractive power; the central thickness CT6 of the sixth lens on the optical axis is separated from the distance T56 between the fifth lens and the sixth lens on the optical axis: 1.5 < CT6/T56 < 2.6; the relative F number Fno of the optical imaging lens satisfies the following conditions: fno is less than or equal to 1.7.

摘要：【中文】本申请公开了一种光学成像镜头，其沿着光轴由物侧至像侧依序包括：具有光焦度的第一透镜；具有光焦度的第二透镜；具有光焦度的第三透镜，其物侧面为凸面，像侧面为凹面；具有光焦度的第四透镜；以及具有光焦度的第五透镜。光学成像镜头的成像面上有效像素区域的对角线长的一半ImgH、光学成像镜头的最大视场角的一半Semi‑FOV以及第一透镜的物侧面至光学成像镜头的成像面在光轴上的距离TTL满足以下条件式：ImgH＞3.5mm；45°＜Semi‑FOV＜60°；以及TTL/ImgH＜1.4。 【EN】The application discloses an optical imaging lens, which sequentially comprises from an object side to an image side along an optical axis: a first lens having an optical power; a second lens having an optical power; a third lens with focal power, wherein the object side surface of the third lens is a convex surface, and the image side surface of the third lens is a concave surface; a fourth lens having an optical power; and a fifth lens having optical power. Half of the diagonal length ImgH of the effective pixel area on the imaging surface of the optical imaging lens, half of the Semi-FOV of the maximum field angle of the optical imaging lens, and the distance TTL on the optical axis from the object-side surface of the first lens to the imaging surface of the optical imaging lens satisfy the following conditional expressions: ImgH > 3.5 mm; 45 DEG < Semi-FOV < 60 DEG; and TTL/ImgH < 1.4.

摘要：【中文】本申请公开了一种光学成像镜头，其沿光轴由物侧至像侧依序包括：第一透镜、第二透镜、第三透镜、第四透镜、第五透镜、第六透镜以及第七透镜，第一透镜至第七透镜中的至少一片透镜是玻璃透镜；第三透镜具有正光焦度，第三透镜的像侧面为凸面；第七透镜的物侧面为凸面，第七透镜的像侧面为凹面；光学成像镜头的最大视场角FOV满足FOV≥134.56°；第六透镜的像侧面的有效半口径DT62与第七透镜的像侧面的有效半口径DT72满足0.54≤DT62/DT72；光学成像镜头的成像面上有效像素区域的对角线长的一半ImgH与光学成像镜头的入瞳直径EPD满足ImgH×EPD＞2mm²。 【EN】The application discloses an optical imaging lens, it includes from the object side to the image side along the optical axis in proper order: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens, at least one of the first lens to the seventh lens being a glass lens; the third lens has positive focal power, and the image side surface of the third lens is a convex surface; the object side surface of the seventh lens is a convex surface, and the image side surface of the seventh lens is a concave surface; the maximum field angle FOV of the optical imaging lens meets the condition that the FOV is more than or equal to 134.56 degrees; the effective half-aperture DT62 of the image side surface of the sixth lens and the effective half-aperture DT72 of the image side surface of the seventh lens meet the requirement that DT62/DT72 is more than or equal to 0.54; the half of the diagonal length ImgH of the effective pixel area on the imaging surface of the optical imaging lens and the entrance pupil diameter EPD of the optical imaging lens meet the condition that ImgH multiplied by EPD is more than 2mm²。

摘要：【中文】本申请公开了一种光学成像镜头，其沿着光轴由物侧至像侧依序包括：具有光焦度的第一透镜，其物侧面为凸面；具有负光焦度的第二透镜，其像侧面为凹面；具有光焦度的第三透镜；具有光焦度的第四透镜；具有正光焦度的第五透镜，其物侧面为凸面，像侧面为凹面；以及具有负光焦度的第六透镜，其物侧面为凸面。第一透镜和第二透镜的组合焦距f12与光学成像镜头的总有效焦距f满足：0.5＜f12/f≤1.5。 【EN】The application discloses an optical imaging lens, which sequentially comprises from an object side to an image side along an optical axis: a first lens having a focal power, an object-side surface of which is convex; the image side surface of the second lens is a concave surface; a third lens having optical power; a fourth lens having an optical power; a fifth lens element with positive refractive power having a convex object-side surface and a concave image-side surface; and a sixth lens having a negative refractive power, an object-side surface of which is convex. The combined focal length f12 of the first lens and the second lens and the total effective focal length f of the optical imaging lens satisfy that: f12/f is more than 0.5 and less than or equal to 1.5.

摘要：【中文】本申请公开了一种光学成像镜头，其沿光轴由物侧至像侧依序包括：具有负光焦度的第一透镜，其物侧面为凹面；具有光焦度的第二透镜；具有光焦度的第三透镜；具有正光焦度的第四透镜；具有负光焦度的第五透镜，其像侧面为凹面；具有正光焦度的第六透镜；具有光焦度的第七透镜；第一透镜的物侧面至第七透镜的像侧面中包括至少一个非球面镜面；光学成像镜头的最大视场角FOV满足105°≤FOV≤135°。 【EN】The application discloses an optical imaging lens, it includes from the object side to the image side along the optical axis in proper order: a first lens having a negative refractive power, an object side surface of which is a concave surface; a second lens having an optical power; a third lens having optical power; a fourth lens having a positive optical power; a fifth lens having a negative refractive power, an image-side surface of which is concave; a sixth lens having positive optical power; a seventh lens having optical power; the object side surface of the first lens to the image side surface of the seventh lens comprise at least one aspheric mirror surface; the maximum field angle FOV of the optical imaging lens meets the condition that the FOV is larger than or equal to 105 degrees and smaller than or equal to 135 degrees.

摘要：【中文】本申请公开了一种光学成像镜头，其沿着光轴由物侧至像侧依序包括：具有光焦度的第一透镜、第二透镜、第三透镜、第四透镜、第五透镜、第六透镜、第七透镜以及第八透镜；第一透镜至第八透镜中至少一个具有非球面镜面；其中，所述第一透镜的物侧面至所述光学成像镜头的成像面在所述光轴上的距离TTL、所述光学成像镜头的总有效焦距f以及所述光学成像镜头的成像面上有效像素区域的对角线长的一半ImgH满足以下条件式：TTL/f≤1.0；ImgH≥6.0mm；1.0＜TTL/ImgH＜1.5。 【EN】The application discloses an optical imaging lens, which sequentially comprises from an object side to an image side along an optical axis: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens having a refractive power; at least one of the first lens to the eighth lens has an aspherical mirror surface; wherein, the distance TTL on the optical axis from the object side surface of the first lens element to the imaging surface of the optical imaging lens, the total effective focal length f of the optical imaging lens, and a half ImgH of the diagonal length of the effective pixel area on the imaging surface of the optical imaging lens satisfy the following conditional expressions: TTL/f is less than or equal to 1.0; ImgH is more than or equal to 6.0 mm; TTL/ImgH is more than 1.0 and less than 1.5.