Canon EOS 77D 2.2x High-Definition Super Telephoto Lens — Compatible with 52, 55, 58, 62 or 67mm Filter Lenses

2.2x high-definition telephoto attachment engineered to mount in front of conventional SLR lenses, extending reach without replacing your primary optics. Built for megapixel imaging, this High Definition Digital Lens employs a 3 groups / 3 elements optical formula. The multi-coated glass accepts 72mm filters and helps minimize flare and ghosting for clearer results. Extreme Speed Auto Focus provides fast, sharp capture for detailed photography.