Card magnifier with LED
A magnifying glass and LED control box technology, applied in the field of optical magnifying glass, can solve the problems of increased thickness, not easy to carry, etc., and achieve the effects of simple assembly, convenient carrying and low cost
Inactive Publication Date: 2016-06-15
HUBEI UNIV OF ARTS & SCI
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Problems solved by technology
And the shape of existing magnifying glass is a convex lens with thick middle and thin edges, and the material is generally made of glass. Illumination of the object being observed
Method used
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[0008] figure 1 Shown: it includes frame 1, lens 2 and LED control box 4. A card-sized resin frame 1 wraps a 1.5x magnification lens 2 , and there is a circular 4x magnification sub-mirror 3 in the upper right corner of the lens. Fan-shaped LED control box 4 at the lower left corner of the lens. The LED switch 5 buttons cover the built-in battery, and the LED bulb 6 is installed in the middle of the fan arc of the control box.
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The invention provides a card magnifier with an LED. The card magnifier is characterized by comprising a frame, a lens and an LED control box. The resin frame of card size coats the 1.5-power lens. The upper right corner of the lens is provided with a 4-power sub lens. The fan-shaped LED control box is arranged at the lower left corner. The button of a control box switch covers a built-in battery. An LED lamp bulb is installed right in the center of the fan-shaped arc of the control box. The card magnifier has the beneficial effects that the magnifier is simple in design; the problem of magnifier thinning is solved; the magnifier is easy to carry and is provided with a double-magnification lens and a lighting device; and the magnifier is low in cost and simple in assembly.
Description
technical field [0001] The invention relates to an optical magnifying glass, in particular to a card magnifying glass with LEDs. Background technique [0002] People can't do without a magnifying glass in their daily life when they read books, select geological ore materials and check maps. And the shape of existing magnifying glass is a convex lens with thick middle and thin edges, and the material is generally made of glass. Illuminate the object being observed. Therefore, for the portable magnifying glass, due to the changeable use environment, in addition to being convenient to carry, the magnifying glass itself needs to be provided with an illuminating device. Contents of the invention [0003] The object of the present invention is to provide a card magnifying glass with LEDs to avoid the disadvantages of the prior art. [0004] The technical scheme adopted by the present invention is: it comprises a picture frame, a lens and an LED control box. The card-sized re...
Claims
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IPC IPC(8): G02B25/02
Inventor 陈多
Owner HUBEI UNIV OF ARTS & SCI
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