iPhones take great pictures. This adapter makes it super easy to take images and make videos with your iPhone through your microscope. You can even use your iPhone to live project/stream your view. The iDu adapter fits iPhone6/6s. It's fitted with a 10x magnifying lens and comes with two adapters to fit a 30 mm or 23 mm eyepiece slot (it should fit all Nikon, Olympus, Zeiss, Leica and other common brand microscopes).
iDu Optics LabCam Microscope Adapter for iPhone