e/Sigma 180mm F3.5 EX DG lens

Information
has gloss	eng: The Sigma APO 180mm F3.5 EX DG lens is a telephoto/macro lens produced by Sigma Corporation. It contains two SLD (Special Low Dispersion) glass elements to provide correction for chromatic aberration. It is aimed toward advanced consumers.
lexicalization	eng: Sigma 180mm F3.5 EX DG lens
instance of	(noun) a transparent optical device used to converge or diverge transmitted light and to form images lens, lens system, lense