e/Sigma 50-500mm F4-6.3 DG lens

Information
has gloss	eng: The Sigma 50-500mm F4-6.3 EX DG HSM lens is a super-telephoto zoom lens produced by Sigma Corporation. It contains four SLD (Special Low Dispersion) glass elements to provide correction for chromatic aberration. It is aimed toward advanced consumers.
lexicalization	eng: Sigma 50-500mm F4-6.3 DG lens
instance of	(noun) a transparent optical device used to converge or diverge transmitted light and to form images lens, lens system, lense