HEX Clamshell DSLR Backpack Filter it utilizes 1 Super UD

it utilizes 1 Super UD lens element and 2 UD lens elements that help minimize chromatic aberration in the periphery at wide-angle as well as reduced color blurring around the edges of the subject

the patterns can be marked and noted in case that you mix your memory cards

It allows the lens hood to block stray light with the higher portions of the lens hood while allowing more light into the corners of the image through the lowered portions of the hood

A zoom lock lever locks the zoom position at the wide end for safe transporting while attached to an EOS DSLR camera over the shoulder

HEX Clamshell DSLR Backpack Filter it utilizes 1 Super UDClamshell Design The Patent Pending clamshell design with integrated compression buckles allows you can control how the bag is opened for easy camera access. Based on your preferences, it can be used as a top open, left side open, or right side open. The compression straps serve to segregate these three "zones" and protect again over opening in any one zone. Exterior Construction The Ranger DSLR Backpack is constructed in premium, water resistant