unable to win over the sharks. Still, there are entrepreneurs who blaze their own path forward anyway. After all, just appearing on the show is good publicity, and the sharks aren't always right. Here are threeShark Tank"failures" that weren't funded, but made millions anyways. ...
Advanced Dome Port and Wide Angle Optics: The group will be covering optics from an engineering perspective and how different optical devices like dome ports or wide angle correction ports affect your underwater photography. This presentation will review virtual images, apertures & f-stops, minimum ...