Allicdata Part #: | 2211131203-ND |
Manufacturer Part#: |
2211131203 |
Price: | $ 18.18 |
Product Category: | Optoelectronics |
Manufacturer: | Dialight |
Short Description: | CAP MINI PANEL INDICATOR RED |
More Detail: | Lens Cap Red |
DataSheet: | 2211131203 Datasheet/PDF |
Quantity: | 1000 |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
35 +: | $ 16.53300 |
Series: | 221 |
Part Status: | Active |
Lead Free Status / RoHS Status: | -- |
Type: | Lens Cap |
Moisture Sensitivity Level (MSL): | -- |
Color: | Red |
Number of LEDs: | 1 |
Lens Style: | Round with Stovepipe Top |
Lens Size: | -- |
Lens Transparency: | Clear |
Optical Pattern: | -- |
Viewing Angle: | -- |
For Use With/Related Manufacturer: | -- |
Material: | -- |
Mounting Type: | -- |
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Optics - Lenses
Lenses are optical components that are used to refract light in order to create an image, or to magnify an object. The basic component of a lens is a curved piece of transparent material; the shape of the lens prescribes the refractive index and determines how light will be focused. Lenses are classified according to their shape into plano-convex, biconvex, platinum, concave, plano-concave, meniscus, diverging, and converging lenses.
2211131203 Application Field and Working Principle
Lenses are used in many optical systems, including cameras, microscopes, telescopes, and eyewear. Cameras employ a variety of lenses, including wide-angle lenses and long-distance lenses, in order to capture images at different distances and magnifications. Microscopes use lenses to magnify small objects and to see features too small to be seen with the naked eye. Telescopes use a combination of lenses and mirrors in order to increase an object\'s apparent size and bring it into focus. Eyeglasses and contact lenses are designed to refract and focus light in order to correct vision impairment.
The working principle of lenses is based upon the refraction of light. Light entering a curved lens is refracted, or bent, according to its angle of incidence, which is a measure of the angle between the light entering the lens and the perpendicular line of the lens\'s surface. The refractive index determines how much the light is bent. The light is then bent more in one direction than the other, causing it to converge at a single point; this is known as the focal point.
Lenses are also characterized by their aperture, which is the size of the lens and determines how much light it allows into the system; larger apertures allow in more light. In addition, lenses have a focal length, which is the distance between the lens and the focal point. The focal length determines the magnification and size of the image produced.
Lenses are usually composed of glass or plastic and the shape of the lens is designed to produce a specific effect. These effects include magnification, focusing, and controlling distortion. When light passes through a lens, a virtual image is formed in the form of a magnified or inverted image. The virtual image is composed of the rays of light that pass through the lens.
Lenses are an integral part of most optical systems, and the shape, size, and type of lens used will determine the quality of the image produced. Without lenses, it would be impossible to create the images seen in cameras, microscopes, and telescopes. Understanding the application field and working principles of lenses is essential for the proper design and implementation of optical systems.
The specific data is subject to PDF, and the above content is for reference
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