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Latest Photographic lens Stories

2012-02-15 21:36:12

A pocket-size microscope accessory developed by Finnish scientists will be accurate to one hundredth of a millimeter VTT Technical Research Centre of Finland, the leading multi-technological applied research organisation in Northern Europe, has developed an optical accessory that turns an ordinary camera phone into a high-resolution microscope. The device is accurate to one hundredth of a millimetre. Among those who will benefit from the device are the printing industry, consumers, the...

2012-02-03 09:00:00

Despite a decrease in revenue caused by the recession, the Photochromic Lens Manufacturing industry maintained strong growth over the past five years due in part to the aging population and the need-based nature of eyewear. This growth will continue through 2017, propelled by aging baby boomers, economic recovery and an increase in disposable income. As more companies enter the industry, price competition will intensify, putting downward pressure on profit margins. For these reasons, industry...


Latest Photographic lens Reference Libraries

45_d1e42be1d02b86de582358c7ab315da5
2010-09-16 15:48:43

A magnifying glass is a convex lens, usually mounted in a frame with a handle, which is used to produce a magnified image of an object. The glass works by creating a magnified virtual image of an object behind the lens. However, the distance between the lens and the object must be shorter than the focal length for the glass to work. If the distance is not correct then the image will appear small and inverted. Many magnifying glasses are mounted on a stand to insure the proper distance...

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Word of the Day
omphalos
  • The navel or umbilicus.
  • In Greek archaeology: A central boss, as on a shield, a bowl, etc.
  • A sacred stone in the temple of Apollo at Delphi, believed by the Greeks to mark the 'navel' or exact center-point of the earth.
'Omphalos' comes from the ancient Greek.
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