[ENHANCED MACRO CAPABILITIES] Achieve stunning macro shots with the helical micro tube design, allowing for precise adjustments for infinite focus and a minimum focusing distance of 15mm. Ideal for capturing intricate details and tiny objects. [INFINITE FOCUS LOCKING FEATURE] Ensures the adapter stays securely in place during use, preventing accidental extension while focusing on faraway subjects. Perfect for meticulous photographers with tight focus requirements. [COMPLETE MANUAL CONTROL] Enjoy total creative control with manual focus and aperture adjustment capabilities. Compatible with mirrorless cameras' manual exposure mode for personalized and artistic photography. [SEAMLESS COMPATIBILITY] Designed to fit for LM mount lenses seamlessly onto fit for NEX series mirrorless cameras, expanding your creative photography options with Voigtlander, , and Konica lenses. [VERSATILE MACRO ADJUSTMENT] In addition to standard functions, this adapter ring offers a unique macro adjustment