This is a special set of lenses that give MFT sensors a unique look. They have a metal build and feel solid, while keeping the overall size very small. Optics are clean with zero imperfections to the glass or the bodies. It's a great deal for anyone who has a Blackmagic Pocket 4K or any LUMIX GH camera. The kit includes: 17mm, 25mm and 35mm Yes I shot the product shots they aren't AI