The Nikon Dot Sight DF-M1 is specifically designed for specific Nikon Coolpix cameras. A foldable and compact scope thats quite vital for long distance zooming which is ideal for the Nikon P1000 camera. How the scope works, it lets you place a target dot on the desired subject so that you can track it without making use of the viewfinder. This scope is perfect for when tracking fast-flying birds or aircrafts, and your subject will always remain in the center of the frame.