Features: 1.2 possible viewing mode: Shade Mode and Viewfinder Mode; 2.Rotatable and removable eyecup (for shade mode); 3.Anti-fogging coated front mirror keeps ghosting at minimum; 4.Magnetic mounting interface; 5.Adjustable diopter ring guarantees a focused view from the LCD screen; Specifications: Magnification: 2.5X; View Size: 65.5mm x 46.5cm (4:3); Compatible devices: Canon 5D II, 7D; Panasonic GF1, GF2; Nikon D90, D700