Technical Articles

Shanghai Optics has published these technical articles:

(Optical Components)
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An achromatic lens, often called an achromat, is a type of optical lens capable of correcting chromatic aberration, a distortion that occurs when glass splits white light into multiple...
(Optical Components)
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LED is a new generation of light source that converts electric energy directly into light energy through semiconductor.LED lighting lamps are widely used in indoor and outdoor lighting occasions due...
(Optical Components)
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As the name suggests, an aspheric lens is a lens with a shape other than that of a regular sphere or cylinder. These lenses, which come in a variety of shapes, are used to correct spherical aberration...
(Optical Components)
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A beam splitter (or beamsplitter) is an optical component used for splitting light into two separate beams, usually by wavelength or polarity. It can also be used, in reverse, as a beam combiner, to...
(Optical Components)
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Shanghai Optics colored glass filters are high quality absorption filters made of colored glass. They allow certain wavelengths of light to pass unimpeded, while blocking other wavelength ranges to a...
(Optical Components)
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Rod Lens, Light Pipe Homogenizing Rods...
(Optical Components)
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As the name suggests, a cylindrical lens is an optical lens with a cylindrical or semi-cylindrical shape. Like a spherical lens, a cylindrical lens has one curved and one flat side. Unlike a spherical...
(Optical Components)
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A freeform optical component is not symmetric around its optical axis. It provides some attractive features to optical designers to correct multiple aberrations with fewer optical surfaces, and make...
(Optical Components)
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While originally made of glass, the Fresnel lens can be found in a large variety of substrates and sizes. Nowadays, Fresnel lenses are made of plastic because of the lightweight traits of plastic...
(Optical Components)
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Peak-to-Valley (PV) and Root-Mean-Square (RMS) are two common parameters used to measure the difference between an ideal optic surface to the actual optic surface. Historically the PV is used more...
(Microscopy)
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Objective lenses are used in microscopy systems for a range of scientific research, industrial, and general lab applications. A microscope objective is typically composed of multiple lens elements and...
(Optical Components)
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One of the primary component used in astronomical telescope is a parabolic or near parabolic shaped mirror with a f number typically larger than F4. With this f number and parabolic shape, there is a...
(Optical Components)
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At Shanghai Optics we produce a wide range of quality infrared optics, including lenses, prisms, windows, mirrors, and laser and imaging assemblies. Our state of the art equipment allows us to achieve...
(Optical Components)
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A prism is a transparent object surrounded by two planes that intersect but are not parallel to each other. The most important parameters of a prism are the angle and material. Prisms are widely used...
(Optical Components)
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Laser optics includes all the optical elements and optical systems used within lasers, or for manipulating-or transmitting-laser light. Laser optics components have more stringent requirements on...
(Optical Components)
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Light Pipe Homogenizing Rods are tubes which transits natural light collected by light collection. Light pipe Homogenizing Rods could be distinguished into straight light pipe and bending light pipe...
(Optical Components)
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Micro optics are very small optical systems, typically between a few micrometers to a millimeter in size. They include optical fibers with a microscale core diameter, mini diffractive optical...
(Optical Components)
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Optical design is the process of studying application requirements and designing optical systems to meet specific needs of optical instruments. For a complex device, the entire system may include many...
(Optical Components)
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Optical filters selectively allow certain wavelengths of light to pass freely while blocking other wavelengths. Shanghai Optics manufactures a wide range of optical filters for engineering,...
(Optical Components)
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Optical mirrors are precision optics with a highly polished plane or curved surface which reflects light. At Shanghai Optics we manufacture custom optical mirrors for a wide range of applications....
(Optical Components)
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Optical prisms have at least two polished and flat surfaces which are designed to perform different functions such as changing the direction of light, combining or splitting optical beams, providing...
(Optical Components)
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Optical windows are flat plates made of optically transparent material, designed to allow light into an optical instrument. They can also be used to protect a light source from an outside environment....
(Optical Components)
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Polymer optics, also known as plastic optics, are specialized optics made from highly transparent organic polymer materials, or optical polymers. At Shanghai Optics we manufacture high quality polymer...
(Optical Components)
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Optical reverse engineering is a process optical engineers use to understand and redesign an existing optical lens or assembly. As the name implies, reverse engineering requires you to start with a...
(Optical Components)
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When selecting your machine vision lens there are a number of specifications you will want to keep in mind. The lens you choose will determine both the image quality and processing speed of your...
(Optical Components)
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Spherical lenses, also known as singlets, are optical lenses with curved surfaces that cause light rays to converge or diverge. They are widely used in imaging applications. Conjugate ratio, lens...
(Optical Components)
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Lens distortion is a cosmetic-type optical aberration which does not decrease the amount of information in an image. It occurs when information is displaced geometrically, and while it changes the...
(Part Fabrication Services)
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Optical design is the process of studying application requirements and designing optical systems to meet specific needs of optical instruments. The entire system may include optics, light source,...
(Optical Assemblies)
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Our customers ask us this question often. Because redesigning lens assemblies involves incomplete materials, tolerance, and performance information, some folks find it a scary process. And because...