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Every time lenses are changed, dust may enter the camera body and settle on the image sensor. Digital single-lens reflex cameras (DSLR) are particularly vulnerable to this issue, since the interior of the camera is exposed during lens changes unlike other forms of digital cameras, and the image sensor is fixed, unlike a film camera. Even the ...
Lens or camera fungus is the popular name for the infestation of optical devices such as lenses, low pass filter (OLPF) or the camera sensor, by fungal threads ().By germination of fungal spores and further spore formation, the infestation can spread beyond the initial fungal network.
Different kinds of camera lenses, including wide angle, telephoto and speciality. A camera lens (also known as photographic lens or photographic objective) is an optical lens or assembly of lenses (compound lens) used in conjunction with a camera body and mechanism to make images of objects either on photographic film or on other media capable of storing an image chemically or electronically.
Many anti-reflection lenses include an additional coating that repels water and grease, making them easier to keep clean. Anti-reflection coatings are particularly suited to high-index lenses, as these reflect more light without the coating than a lower-index lens (a consequence of the Fresnel equations). It is also generally easier and cheaper ...
The Sony Alpha a580 (DSLR-A580) is a midrange-level digital single-lens reflex camera (DSLR) marketed by Sony and aimed at enthusiasts, it was released in August 2010. The camera features a 16.2 megapixel APS-C Type CMOS Exmor Sensor and features Sony's patented SteadyShot INSIDE stabilisation system which works with any attached lens.
Featuring a 1 million-pixel camera and Aquatic Ear Canal Cleaning Technology, this device allows you to safely remove earwax while providing a live view through a smartphone app.
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An internal focus lens (sometimes known as IF) is a photographic lens design in which focus is shifted by moving the inner lens group or groups only, without any rotation or shifting of the front lens element. This makes it easy to use, for example, a screwed-in polarizing filter or a petal shaped lens hood.
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