Pentax K-3 10x High-Definition 2-Element 58mm Close-Up (Macro) Lens

High-definition close-up lens (+10) featuring a beveled design for sharp macro work. Optical construction: high-index, low-dispersion 2-element glass for improved clarity. Surface treatments: fully multi-coated optics with anti-reflection coating to reduce flare and ghosting. Mechanical: 58mm threaded mount for secure, simple attachment to the lens listed in the title, allowing quick installation and removal.