55mm +10 High-Definition 2 Element Close-Up (Macro) Lens for Sony Alpha DSLR-A550L

Beveled-design High Definition +10 close-up (macro) lens made for the Sony Alpha DSLR-A550L. Constructed from high-index, low-dispersion optical glass in a 2 Element configuration. All optical surfaces are fully multi-coated and finished with a threaded anti-reflection coating. Screws onto the 55mm lens referenced in the title for quick, secure attachment.