Model | Type | Φ(mm) | f (mm) | R1 (mm) | tc(mm) | te(mm) | fb(mm) | Coating | Unit Price | ||
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MORE+LESS- | CH9033A00007 | Achromatic | 25.4 | 60.0 | 37.33 | 4.3 | 22.251 | 1/4 wave MgF2@550nm | Request Quote |
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MORE+LESS- | CH9033A00006 | Achromatic | 20.0 | 65.0 | 40.09 | 6.3 | 60.868 | 1/4 wave MgF2@550nm | Request Quote |
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MORE+LESS- | CH9033A00005 | Achromatic | 12.7 | 25.0 | 15.596 | 7.0 | 22.251 | 1/4 wave MgF2@550nm | Request Quote |
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MORE+LESS- | CH9033A00004 | Achromatic | 12.0 | 25.0 | 15.346 | 4.2 | 22.286 | 1/4 wave MgF2@550nm | Request Quote |
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MORE+LESS- | CH9033A00003 | Achromatic | 10.0 | 20.0 | 12.3 | 3.6 | 17.625 | 1/4 wave MgF2@550nm | Request Quote |
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MORE+LESS- | CH9033A00002 | Achromatic | 8.0 | 25.0 | 15.596 | 2.9 | 23.125 | 1/4 wave MgF2@550nm | Request Quote |
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MORE+LESS- | CH9033A00001 | Achromatic | 6.0 | 15.0 | 8.831 | 2.71 | 13.066 | 1/4 wave MgF2@550nm | Request Quote |
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MORE+LESS- | CH9032A00020 | Double-Convex | 25.4 | 1000.0 | 1036.23 | 2.2 | 2.0 | 999.3 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00019 | Double-Convex | 25.4 | 750.0 | 774.3 | 2.3 | 2.0 | 748.8 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00018 | Double-Convex | 25.4 | 500.0 | 517.91 | 2.3 | 2.0 | 499.2 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00017 | Double-Convex | 25.4 | 400.0 | 413.8 | 2.4 | 2.0 | 399.0 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00016 | Double-Convex | 25.4 | 300.0 | 310.55 | 2.5 | 2.0 | 299.2 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00015 | Double-Convex | 25.4 | 250.0 | 258.7 | 2.6 | 2.0 | 249.1 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00014 | Double-Convex | 25.4 | 200.0 | 206.84 | 2.8 | 2.0 | 199.0 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00013 | Double-Convex | 25.4 | 150.0 | 154.97 | 3.0 | 2.0 | 149.0 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00012 | Double-Convex | 25.4 | 125.0 | 129.02 | 3.3 | 2.0 | 123.9 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00011 | Double-Convex | 25.4 | 100.0 | 103.5 | 3.6 | 2.0 | 98.8 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00010 | Double-Convex | 25.4 | 75.0 | 77.04 | 4.1 | 2.0 | 76.3 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00009 | Double-Convex | 25.4 | 60.0 | 61.4 | 4.7 | 2.0 | 58.5 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00008 | Double-Convex | 25.4 | 50.0 | 50.92 | 5.2 | 2.0 | 48.3 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00007 | Double-Convex | 25.4 | 40.0 | 40.4 | 6.1 | 2.0 | 37.9 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00006 | Double-Convex | 25.4 | 35.0 | 35.09 | 6.8 | 2.0 | 32.8 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00005 | Double-Convex | 25.4 | 25.4 | 24.71 | 9.0 | 2.0 | 22.2 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00004 | Double-Convex | 12.7 | 40 | 40.95 | 3.0 | 2.0 | 39 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00003 | Double-Convex | 12.7 | 30 | 30.52 | 3.3 | 2.0 | 28.9 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00002 | Double-Convex | 12.7 | 25 | 25.28 | 3.6 | 2.0 | 23.8 | Uncoated | Request Quote |
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MORE+LESS- | CH9032A00001 | Double-Convex | 12.7 | 20 | 20.01 | 4 | 2.0 | 18.6 | Uncoated | Request Quote |
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MORE+LESS- | CH9031A00009 | Double-Concave | 25.4 | -100 | 104 | 2 | 3.6 | -100.7 | Uncoated | Request Quote |
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MORE+LESS- | CH9031A00008 | Double-Concave | 25.4 | -75 | 78.09 | 2 | 4.1 | -75.7 | Uncoated | Request Quote |
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MORE+LESS- | CH9031A00007 | Double-Concave | 25.4 | -50 | 52.17 | 2 | 5.1 | -50.7 | Uncoated | Request Quote |
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MORE+LESS- | CH9031A00006 | Double-Concave | 25.4 | -35 | 36.62 | 2 | 6.5 | -35.7 | Uncoated | Request Quote |
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MORE+LESS- | CH9031A00005 | Double-Concave | 25.0 | -25 | 26.25 | 2 | 8.6 | -25.7 | Uncoated | Request Quote |
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MORE+LESS- | CH9031A00004 | Double-Concave | 12.7 | -50 | 52.17 | 2 | 2.8 | -50.7 | Uncoated | Request Quote |
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MORE+LESS- | CH9031A00003 | Double-Concave | 12.7 | -40 | 41.8 | 2 | 3.0 | -40.7 | Uncoated | Request Quote |
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MORE+LESS- | CH9031A00002 | Double-Concave | 12.7 | -30 | 31.44 | 2 | 3.3 | -30.7 | Uncoated | Request Quote |
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MORE+LESS- | CH9031A00001 | Double-Concave | 12.7 | -25 | 26.25 | 2 | 3.6 | -25.7 | Uncoated | Request Quote |
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MORE+LESS- | CH9030A00010 | Plano-Concave | 25.4 | -100 | 51.83 | 2 | 3.6 | -101.3 | Uncoated | Request Quote |
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MORE+LESS- | CH9030A00009 | Plano-Concave | 25.4 | -75 | 38.87 | 2 | 4.1 | -76.3 | Uncoated | Request Quote |
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MORE+LESS- | CH9030A00008 | Plano-Concave | 25.4 | -50 | 25.92 | 2 | 5.3 | -51.3 | Uncoated | Request Quote |
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MORE+LESS- | CH9030A00007 | Plano-Concave | 25.4 | -35 | 18.14 | 2 | 7.2 | -36.3 | Uncoated | Request Quote |
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MORE+LESS- | CH9030A00006 | Plano-Concave | 25.4 | -25 | 12.97 | 2 | 10.9 | -26.3 | Uncoated | Request Quote |
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MORE+LESS- | CH9030A00005 | Plano-Concave | 12.7 | -50 | 25.92 | 2 | 2.8 | -51.3 | Uncoated | Request Quote |
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MORE+LESS- | CH9030A00004 | Plano-Concave | 12.7 | -30 | 15.55 | 2 | 3.4 | -31.3 | Uncoated | Request Quote |
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MORE+LESS- | CH9030A00003 | Plano-Concave | 12.7 | -25 | 12.96 | 2 | 3.7 | -26.3 | Uncoated | Request Quote |
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MORE+LESS- | CH9030A00002 | Plano-Concave | 12.7 | -20 | 10.37 | 2 | 4.1 | -21.3 | Uncoated | Request Quote |
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MORE+LESS- | CH9030A00001 | Plano-Concave | 12.7 | -15 | 7.78 | 2 | 5.3 | -16.3 | Uncoated | Request Quote |
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Optical lenses are transparent optical components with curved surfaces that can refract and focus light. They are widely used in various optical systems to manipulate light rays, correcting vision, magnifying objects, and forming images. Lenses are crucial elements in cameras, telescopes, microscopes, eyeglasses, projectors, and many other optical devices.
There are two main types of lenses:
Convex (or converging) lenses: These lenses are thicker at the center than at the edges, and they converge parallel light rays that pass through them to a focal point on the opposite side of the lens. Convex lenses are commonly used in magnifying glasses, cameras, and eyeglasses to correct farsightedness.
Concave (or diverging) lenses: These lenses are thinner at the center than at the edges, and they cause parallel light rays passing through them to diverge as if they are coming from a virtual focal point on the same side of the lens. Concave lenses are often used in correcting nearsightedness.
Lenses are designed based on their focal length, which is the distance from the lens to the focal point. The focal length determines the degree of light bending and the resulting image formation.
Some key terms related to optical lenses include:
Focal point: The point where light rays converge or appear to diverge after passing through a lens. For a convex lens, it is the point where parallel rays converge. For a concave lens, it is the point from which the divergent rays appear to originate.
Focal length: The distance between the lens and the focal point. It is a crucial parameter that defines the lens’s power and the size of the image formed.
Aperture: The diameter of the lens that allows light to pass through. A larger aperture allows more light to pass, resulting in a brighter image.
Optical axis: The central line passing through the center of the lens perpendicular to its surfaces.
Lens power: Measured in diopters (D), the lens power indicates the refractive ability of the lens. Convex lenses have positive powers, while concave lenses have negative powers.
Optical lenses have revolutionized various fields, from astronomy to medical sciences, by allowing us to observe distant objects, correct vision problems, and perform precise imaging and measurements. They continue to play a vital role in advancing technology and scientific exploration.