Excellent professional macro lens from Canon, model EF 100mm f/2.8 Macro USM (ideal for close-up photography and portraits). Key Specifications: Focal Length: 100mm (fixed) Maximum Aperture: f/2.8 (allows ample light and beautiful soft bokeh) Macro Magnification Ratio: 1:1 (true life-size) Minimum Focusing Distance: Approximately 30cm (comfortable working distance ~15cm from the front of the lens) Focusing System: Fast and silent Ultrasonic Motor (USM), with full-time manual focus support Construction: 12 elements in 8 groups, 58mm filter diameter Weight: Approximately 600g, relatively compact and light Compatible with Canon EF-mount cameras (Full-Frame and APS-C) Features: Exceptional sharpness even at wide apertures like f/2.8, perfect for photographing insects, flowers, products, or fine details. Excellent portrait performance thanks to natural facial compression and beautifully isolated backgrounds. Internal focusing (lens does not extend during focus), and completely silent. Product Condition: Excellent Used in very excellent condition (like new), with no visible scratches or defects on the glass or body. Carefully inspected, fully functional, completely clean from internal dust or fungus. A great lens for beginners and professionals in macro photography, high value for the price compared to new versions.