uses of concave and convex lens
It consolidates the rays of light that travel through it, as opposed to diverting and spreading them the way a concave lens does. A concave lens is used to see distant objects through binoculars. Another common example of the use of this type of lens is a magnifying glass. Uses of a concave lens. The concave mirror is a converging mirror so that it is used for many purposes, It is used as a torch to reflect the light, It is used in the aircraft landing at the airports to guide the aeroplanes, It is used in shaving to get an enlarged and erect image of the face. Concave lenses are used to treat myopia. Uses of the concave mirror. Uses of a concave lens. Used in binoculars. A convex lens, also known as a converging lens, is identified by its thicker middle and thin outer edges. Myopia is a disease of the human eye. Concave lenses are the most useful for binoculars. The focal length of a convex lens is positive, while that of a concave lens is negative. Uses of convex lens. In this disease, no reflection is formed in the retina of the eye. A concave lens is used in making spectacles. Used in telescops to give a sharp image 4. These are used for a variety of purposes in our day-to-day lives. Used in flashlights. Uses of convex lens. So the most common use of the lens is that it helps us to see. 1. For example, The lens in the human eyes is the prime example. On the contrary, the image formed by the concave lens is erect, virtual and smaller, than the object. Uses of Convex MirrorsWe saw that, image formed by convex mirrors isPosition of the objectPosition of the imageSize of the imageNature of the imageAt infinityAt the focus F,behind the mirrorHighly diminished,point-sizedVirtual and erectBetween infinityand … Convex lenses help to see a blurred image. (these lenses diverge ligh so that we can see a larger portion) 3. Generally, a convex lens forms a real image, but it can also create a virtual image when the object is in the middle of the focus and optical centre. Like a convex lens, concave lenses are used in many cases. 2. A concave lens is used in peepholes in the doors of hotel rooms. It is used in myopia eye defect correction. When light passes through the lens, it converges into a single point of focus called the principal focus. A concave lens is used in making certain kinds of the telescope.
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12th November 2018