Simply aiming a camcorder at a movie screen does not produce good results even with the camcorder on a tripod. These disks are either silver or gold in color. For average subject material the difference is not very noticable. These are 12 inches in size, brown in color, and rarely seen outside of their stiff plastic protective sleeves. This applies only to laserdisks.
All players can play both formats.
Actually it is rare that the same program will be stocked in both CAV and CLV in a souvenir shop. Most Japanese customers will also buy the NTSC format. Preview parts of the program before you buy to be sure most of the program is professionally made. Avoid videos that look homemade, such as with hand written labels on unfinished packages. We regret e-mail is not read daily, but a quick phone reminder helps.