This is the easiest and most convenient way to take macro photographs with your smartphone. The Easy-Macro Cell Phone Lens Band for iPhone & Android is just like those colorful rubber bracelets except it has a tiny macro lens. Just slide it over the camera on your iPhone or other smartphone, line up the lens and take great macro shots. Easy to take with you, keep it on your phone, wrist, or anywhere. Fits most phones.
Vteyes Universal Mobile Phone Macro Lens, No Dark Circle, Professional Clip-on 20X Macro Cell Phone Camera Lens kit for iPhone Samsung Android Smart phones Most Cell Phones
VicTsing 3 in 1 Fisheye Lens (No Dark Corner) + 0.4x Super Wide Angle Lens(Wider than 0.67X) + Macro Lens ,2 Detachable Clamps, iPhone Camera Lens for iPhone, Samsung etc
Tamron Auto Focus 70-300mm f/4.0-5.6 Di LD Macro Zoom Lens with Built In Motor for Nikon Digital SLR (Model A17NII)