<p><p><b>Nikon Corporation</b>, also known as just <b>Nikon</b>, is a Japanese multinational corporation headquartered in Tokyo, Japan, specializing in optics and imaging products.</p>
<p>Its products include cameras, camera lenses, binoculars, microscopes, ophthalmic lenses, measurement instruments, and the steppers used in the photolithography steps of semiconductor fabrication, of which it is the world's second largest manufacturer. The companies held by Nikon form the Nikon Group. Among its products are Nikkor imaging lenses (for F-mount cameras, large format photography, photographic enlargers, and other applications), the Nikon F-series of 135 film SLR cameras, the Nikon D-series of digital SLR cameras, the Coolpix series of compact digital cameras, and the Nikonos series of underwater film cameras. Nikon's main competitors in camera and lens manufacturing include Canon, Sony, Pentax, and Olympus.</p>
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West Building of Nikon in Nishi-Ōi,Tokyo</div>
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<p>Founded in 25 July 1917 as <i>Nippon Kōgaku Kōgyō Kabushikigaisha</i> , the company was 
renamed Nikon Corporation, after its cameras, in 1988. Nikon is one of 
the companies of the Mitsubishi Group.</p></p>