Led光鏡片的基本概念，以光折射定律為基礎(chǔ)。鏡片是由玻璃、晶體等透明材料制成的光學(xué)元件。鏡片是折射器。折射器是由兩個(gè)球體（球體的一部分）或一個(gè)球體（球體的一部分）組成的透明體。它是由真實(shí)和想像的圖像構(gòu)成的。鏡片一般可分為凸透鏡成像和凹透鏡兩類。管理中心一部分比凸透鏡成像的邊沿厚，有二種凸、平凸、凸凹3種：管理中心一部分比凹透鏡的邊沿薄，有二種凹、平凹、凸3種。
引燈鏡頭應(yīng)用：深圳工業(yè)燈鏡投影機(jī)：投影機(jī)主要由凸透鏡成像制成，可以放大，倒立實(shí)體圖像原理。
在投影中，從投影膜到凸透鏡成像的距離保持在焦距的12倍之間，然后借助平面鏡更改光的折射定律方位。凸透鏡成像越靠近投影膜，圖像越大，反向越小。投影時(shí)，首先將投影膜放在載波表上，然后調(diào)整投影膜到凸透鏡成像的距離，并注意調(diào)整平面鏡的角度，使圖像在螢?zāi)恢虚g。放大鏡：在1f中，物體處于正位置，放大正位置的虛擬影像，放大正位置的虛擬影像，放大虛擬影像。使圖像更大，使物體遠(yuǎn)離鏡頭（接近1f）。如果你想要帶放大鏡的指紋，如果你想要一個(gè)指紋來(lái)回答，當(dāng)你不動(dòng)的時(shí)候，把放大鏡從手指上移開。手指接近1f。
集成化控制模組鏡片的結(jié)構(gòu)分析對(duì)于高端鏡片來(lái)說(shuō)是非常重要的，但如何將一個(gè)好的光學(xué)設(shè)計(jì)轉(zhuǎn)換成一個(gè)商品則是最重要的。然而，鏡片（特別是高端光學(xué)鏡片）是如何制作、組裝和檢測(cè)的？本文以中倍鏡為例，簡(jiǎn)要介紹了該鏡片的電子光學(xué)冷拉、
結(jié)構(gòu)設(shè)計(jì)和裝配工藝。很多沒(méi)有電子光學(xué)冷拉生產(chǎn)車間的好朋友對(duì)集成化控制模組鏡片的生產(chǎn)加工技術(shù)性都很好奇，事實(shí)上，電子光學(xué)冷拉就是分割、精拋、精拋、打磨拋光、邊磨、鍍層、膠水粘等。具體的電子光學(xué)冷拉技術(shù)性在這里并不詳細(xì)，這里是國(guó)內(nèi)光學(xué)鏡頭一般加工精度的重點(diǎn)。
What is the Basic Concept of Optical Lenses?
The basic concept of LED optical lenses is based on the law of refraction. Lenses are optical components made of transparent materials such as glass and crystal. A lens is a refractor, consisting of two spherical surfaces (or parts of a sphere) or one spherical surface (or part of a sphere) and one flat surface. It forms images that are both real and virtual.
Lenses are generally divided into two categories:
1. Convex lenses (converging):
o The center part is thicker than the edges.
o Types:
? Double convex
? Plano-convex
? Convex-concave
2. Concave lenses (diverging):
o The center part is thinner than the edges.
o Types:
? Double concave
? Plano-concave
? Concave-convex
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Applications of LED Lenses
Industrial Projection Lens (Shenzhen Industrial Projection Lamp):
The projector primarily uses a convex lens to create magnified, inverted real images.
Principle of Projection:
? The distance between the projection film and the convex lens is maintained between 1 to 2 times the focal length.
? A plane mirror is used to adjust the direction of light based on the law of refraction.
? The closer the convex lens is to the projection film, the larger the image and the smaller the inversion.
Steps for Projection:
1. Place the projection film on the carrier platform.
2. Adjust the distance between the projection film and the convex lens.
3. Adjust the angle of the plane mirror to center the image on the screen.
Magnifying Glass:
? When an object is placed within the focal length (1f), the magnifying glass creates a virtual, upright, and magnified image.
? As the object moves closer to the lens (approaching 1f), the image enlarges.
Example:
To use a magnifying glass for examining fingerprints:
? Adjust the distance between the magnifying glass and the fingerprint until a clear image is formed.
? If the magnifying glass is moved away, the fingerprint will appear larger as it nears the focal length.
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Structural Analysis of Integrated Control Module Lenses
For high-end lenses, converting a good optical design into a functional product is crucial. This process includes production, assembly, and testing.
Example: Medium Magnification Lens
The production process involves:
? Cutting
? Precision grinding
? Fine polishing
? Edge grinding
? Coating application
? Adhesive bonding
Many who are unfamiliar with optical cold drawing production are curious about the processing techniques of integrated control module lenses. In fact, optical cold drawing involves:
? Cutting
? Precision polishing
? Fine polishing
? Grinding
? Coating
? Adhesive bonding
Although specific details of the optical cold drawing process are not covered here, the focus is on domestic optical lens processing precision standards.
