There are the Moment photo lenses snap-ons, which are fairly decent photo lenses that could provide DSLR-like control on an iPhone: https://www.shopmoment.com/i

There are the Moment photo lenses snap-ons, which are fairly decent photo lenses that could provide DSLR-like control on an iPhone: https://www.shopmoment.com/iphone-lenses https://www.shopmoment.com/iphone-lenses