Amazon.com: SESENPRO Universal Smartphone Clamp, Phone Tripod Mount Adapter with Cold Shoe Mount, Mini Tripod, Equipped with Cell Phone Lens Mounting Hole for 14mm Srew Hole Phone Lens, for Most Smartphone :
Beastgrip Pro Smartphone Lens Adapter and Camera BG0092BN3103
SP-1 Smartphone Optical Adapter. Upgrade for any night vision scope. – NightVisionExperts
Kraken Threaded Adapter for Universal Smart Housing (52mm + 67mm)
This Smartphone Lens Adapter Ups Your Photography Game
Amazon.com: Swift Microscope Lens Adapter,Smartphone Camera Adapter Mount, Microscope Accessory (Fits 28mm Eyepieces) : Electronics
This is Why Adapting Vintage Lenses on a PHONE is A TERRIBLE IDEA!! - YouTube
Mobile accessory review: Turtleback iPhone SLR Jacket: Digital Photography Review
How to turn your smartphone into an SLR adapter: Digital Photography Review
Ninja Filter Adapter Kit - Creative Magnetic Accessories for Smartphones – Fotodiox, Inc. USA
Turn Your Phone into a Cinema Camera with This Adapter - YouTube
Ulanzi DOF Adapter for 17mm Ulanzi Smartphone Case System - Walmart.com
Beastgrip Pro Smartphone Lens Adapter and Camera Rig
Amazon.com : Movo SPL-ST 12X Zoom Telescope Smartphone Lens Adapter and Monocular- Clip-on Telephoto Lens for Phone with Removable Monocular Eye Cup- Telescope and Phone Camera Lens for Photography and Videography :
William Optics Universal Smartphone Telescope Adapter
Ulanzi Dof Phone Lens Adapter E Mount Full Frame Professional Slr/dslr & Cinema Lens Adapt To Mobile Phone Lens Universal - Mobile Phone Lens - AliExpress
For Ulanzi DOF Lens Adapter E Mount Full Frame Photography Camera lenses Adapter Smartphone SLR/DSLR & Camera Lens Adapter HOT - Price history & Review | AliExpress Seller - Forever First Choose
Celestron
FotorGear DOF Adapter – Fotorgear
SPL-WA | 18mm Wide Angle Lens with Universal Clip Mount | Movo
Scope Cam Adapter Kit - Camera and Smartphone Adapter for Rifle Scopes – Fotodiox, Inc. USA
Smartphone Clamp With 52mm Adapter For Filter and Lens – CAME-TV