Lens Tube Adapter 67mm for Canon PowerShot SX520 HS SX60 HS SX50 HS SX40 HS SX30 IS SX20 IS SX10 IS SX1 IS Filter Thread: 67mm For Canon Powershot SX30, SX40 & SX50 Cameras Designed to fit 67mm fisheye, wide-angle, telephoto and macro lenses, filters, lens hoods and more. Lightweight, Easy to use, Durable Limited Lifetime Manufacturer's Warranty