Sigma
Sigma 105mm F2.8 EX DG OS HSM Macro, Canon
1:1 Macro, minimum Aperture F/22, low dispersion glass
Sigma 105mm F2.8 EX DG OS HSM Macro, Nikon
1:1 Macro, minimum Aperture F/22, low dispersion glass
Sigma 52mm Protector Filter
Thinner frame, clear glass filter to protect the lens
Sigma 55mm Protector Filter
Thinner frame, clear glass filter to protect the lens
Sigma 58mm Protector Filter
Thinner frame, clear glass filter to protect the lens
Sigma 72mm Digital EX DG UV filter
Reduces ultraviolet light, optimized for digital SLR
