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Chromatic aberration in lens illustration
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Front view of a modern lens for a digital camera
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Biconvex lens curvature changing focal length illustration
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Filming at the Elbphilharmonie in Hamburg
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old analog camera from DDR production with dark background
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old analog camera from DDR production with dark background
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Camera lenses Seen here are a wide-angle fixed lens (lower centre) a standard zoom lens (left) and a wide-angle zoom lens (right)
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Camera lenses Seen here (from left to right) are a wide-angle fixed lens a standard zoom lens (left) a wide-angle zoom lens (right) and a telephot
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Zoom lens on a compact camera being adjusted
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Camera with telephoto lens attached A telephoto lens gives a narrower angle of view than a standard photographic lens
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Camera with inverted image illustration
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Camera with inverted image illustration
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Illustration of the back of a digital camera cut away to reveal an inverted image focussed on the digital sensor A series of lenses in the camera fo
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Digital camera with inverted image illustration
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Illustration of the back of a camera cut away to reveal an inverted image focused on the film A series of lenses in the camera focus light onto the
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Image formation by a convex lens Diagram showing the refraction of light beams through a biconvex lens producing an inverted image on a screen Light
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Refraction by a convex lens Diagram showing the refraction of light beams through a biconvex lens (convex on both sides) Light changes direction or
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Refraction by a concave lens Diagram showing the refraction of light beams through a biconcave lens (concave on both sides) Light changes direction
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Optical bench - comparing lenses
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Optical bench with object screen
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Optical bench - comparing lenses
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Optical bench with object needle
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The wooden optical bench allows for fairly precise experiments in the classroom and consists of a 15 meter rail on which carriages are placed against
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Classroom optical bench
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The wooden optical bench allows for fairly precise experiments in the classroom and consists of a 15 meter rail on which carriages are placed against
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Classroom optical bench
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An image of a wire grid is focused onto the white metal receiving screen which can have a squared paper insert to aid measurements The wooden optical
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A universal lens holder allows the use of various optics not only this convex lens to be used in a setup Various focal lengths - both convex and co
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Receiving screen on an optical bench
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Herschels mirror grinder-polisher
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Computer simulation showing a comparison between a fresnel lens and a plano-convex lens (an equivalant conventional lens) The illustration shows 2 be
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A Fresnel lens is a type of compact lens originally developed by French physicist Augustin-Jean Fresnel for lighthousesThe design allows the construc
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Rabbit eye Light micrograph of a longitudinal section through the eye of a rabbit (Oryctolagus cuniculus) The rabbit has a typical mammalian eye str
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Thick spherical surface lenses have focal lengths that get shorter the further away refracted light is from the main axis In this image the inverted
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A Japanese forest in Osaka prefecture depicted in Autumn by varying the focal length in a long exposure Photo by Marco Gaiotti
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