The aim of the present study was to examine the optical effects on human lenses of short wavelength visible light and ultraviolet radiation. Methods Naturally aged human donor lenses were ...
[Kratz] knew all this, but it didn’t stop him from looking for a cheap lens deal over on eBay. He found a broken Nikon DSLR 55-200mm 1:4-5.6 AF-S VR camera lens for $30. This particular lens is ...
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