olloclip lens system for iPhone 5 - Red Includes: macro, fisheye, and wide-angle lenses, microfiber carry case Compatibility: iPhone 5/5s Material: [lenses] glass multi-element optics, [barrel] aircraft-grade aluminum, [iPhone attachment] plastic Recommended Use: High-quality photography with iPhone 5/5S Manufacturer Warranty: 1 year Three verstile lens options included: Fisheye, Wide-Angle and Macro Aircraft-grade aluminum lens housing Precision-ground, coated glass optics No extra parts needed. Patented clip design comes on and off in seconds and requires no additional pieces to attach to your mobile device Ajustinting the Fisheye Tilt, attach the olloclip with the Fisheye onto the iphone Launch the camera funchtion Check the image to see if the black vignetting is centered To center the vignetting, tilt the Fisheye lens; grip the edge of the Fisheye lens with your fingers and push to tilt the lens to the desired postions OR push the back of the lens ring on the Fisheye lens to tilt it until the image is centered