Sigma SD15 10x High Definition 2 Element Close-Up (Macro) Lens (77mm)

High Definition (Beveled Design) +10 close-up (macro) lens designed for use with the Sigma SD15. Constructed from High-Index / Low-Dispersion 2 Element optical glass to minimize aberration while delivering strong magnification. All optical surfaces are fully multi-coated and finished with a threaded anti-reflection coating. Mounts easily to the lens specified in the title.