TECHO® Universal Professional HD Camera Lens Kit for Iphone 6 / 6 Plus / / Samsung Galaxy / Mobile Phone Super Wide Angle Lens + Super Macro Lens + Thread Clip Holder)
iPhone owners should have these tools in their photography bags. Read this article by Jason Cipriani on CNET.
12 iPhone Camera Hacks To Step Up Your Photography Game Cut out circle shapes from transparent-colored folders to make your own photo filters.
CamKix Camera Lens Kit for iPhone 6 / - including Telephoto Lens / Fisheye Lens / 2 in 1 Macro Lens and Wide Angle Lens / Tripod / Phone Holder / Hard Case / Velvet Bag / Cleaning Cloth
Sony Smartphone Attachable Lens-Style Camera Introducing the first-ever zoom lens and sensor combo that clips right to your smartphone.
Best iPhone camera accessories - Page 6 - CNET
Find out how the olloclip Macro Pro Lens kit performed when capturing close-up photos with the iPhone.