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Product Description Product Info for Leupold BX*4 Pro Guide HD *2x*0mm Binoculars For performance that won t weigh you down on long, back country adventures, you need the BX*4 Pro Guide HD...
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expertbinocular, com/products/Leica-Ultravid*8x**-BR-Binoculars.html Product Info for Leica Ultravid 8x*0 BR Binoculars ****2 Leica Ultravid 8x*0 BR Binoculars ****2 are robust High-Tech-M...
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expertbinocular.com/products/Leica*8x**-mm-Trinovid-HD-Binoculars.html Product Info for Leica 8x*2 mm Trinovid HD Binoculars The Leica Trinovid HD binoculars have a hermetically sealed, nitrog...
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The product is compact and easy to use, measuring distance *****0m. The flagpole can be locked automatically within **0m. The red and green screen allows more light to enter the viewer s eye, a...
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China TianYing TY-P6 IP PTZ surveillance 6km *0km HD **0mm CCTV 3km 5km laser night vision camera is the best low-cost day / night long range observation system without using a thermal camera.
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Triple-glued lenses are made by gluing one lens with a low refractive index and two lenses with a high refractive index. Since these lenses are designed to be completely symmetrical, they can be us...
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A plano-convex lens has a convex surface and a flat surface with a positive focal length. In order to reduce spherical aberration, when a plano-convex lens is used for collimating beam focusing, th...
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The double convex lens is machined by two identical spheres. Since the two spheres have the same radius, it can effectively eliminate the distortion, distortion and chromatic aberration. They can b...
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A plano-concave lens is one side spherical, one side planar, and thinner in the middle than on both sides. They have a negative focal length and are used to radiate a parallel beam of light. ...
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Double concave lens is similar to plano-concave lens, the focal length is negative, the parallel incident light diverges outwards, and the two side curvature radii of bifocal lens are equal.Double ...
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A meniscus lens is defined as a crescent shaped lens consisting of two spheres with small radius of curvature and little difference in values. The focal length of a meniscus lens can be posi...
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Two reflecting surfaces perpendicular to each other are called ridge surfaces, and a prism with ridge surfaces is called ridge prisms. Because of their small size and their ability to align the obj...
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Proprism is an isosceles rectangular prism shaped by glass block, with the end plane facing the right Angle. In use, the light enters through the large rectangular plane of the prism, passes throug...
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The Dove prism is a kind of spinner like. When light passes through this prism, the image is reversed **0 . In addition, when the prism is rotated on its optical axis, the rotation Angle o...
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A sphere is defined by a single radius of curvature. Aspheric Lens have at least one aspherical surface. Optical engineers generally think of aspheric surfaces as aspheric, rotationally ...
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These dielectrically optical mirrors feature greater than *9 reflection, significantly better than that of metal coated mirrors, and increases system performance by minimizing energy loss. The hig...
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Plano-convex lens is an optical lens in which one side of the lens is flat and the other side is convex. The focal length of plano-convex is positive, mainly for the role of focusing. The coll...
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Sensor+Baffle Dimensions: *7 *7 **2 mm3 Sensor+Baffle Mass: **0g Field of View: *5 *8 effective Attitude Accuracy pointing/rolling
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Upgraded from NST4S-A2, NST5S-A1 is an autonomous, high-precision and compact sized star tracker with the Sun Exclusive Angle at : *0 Field of view:*5 *8 ...
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microscope slides ***1 ground edges
microscope slides ***2 unground edges
microscope slides ***3 sinple concave
microscope slides ***4 double concave
microscope slid...
