The body obtains vitamin A in two ways. One is by manufacturing it from carotene, a vitamin precursor found in such vegetables as carrots, broccoli, squash, spinach, kale, and sweet potatoes. The other is by absorbing ready-made vitamin A from plant-eating organisms.
It takes a really good glue to hold picture frames together. The common glues that you see in hardware stores just don't cut it. Picture frames glued up with these glues will snap apart very easily. Because these picture frame clamps are not professional vises, it is even more important to use a really good glue.
Rather than have your camera dangling from a long strap, this hand grip keeps your DSLR firmly in your hand so when you're ready to shoot, all you need to do is raise the camera to eye level and shoot. It attaches to your camera by first attaching its plastic plate with 1/4-20 thumb screw to your camera's tripod socket.