feature of product:
1) Dynamic framing (video shooting) is more stable, convenient and accurate, and your digital camera is quickly upgraded to a camcorder;
2) You can observe the LCD screen more clearly in bright outdoor sunlight;
3) Specially designed magnification function can magnify the LCD screen by 2.8 times;
4) Professional coated optical lens
5) Easy installation, dustproof and dustproof;
6) Left and right 180 degree viewing angle, easy to use;
7) The use of magnetic materials is convenient for quick installation and removal without wear;
8) Does not affect the installation and use of other accessories. Note: Due to the different display sizes of each model, the viewfinder will more or less obscure some camera displays.

Type 1 and Type 2 are fixed with adhesive

Type 3, type 4 and type 5 are easy to remove and mechanically fixed

Applicable models:
 
V1 (4: 3): FOR Canon 5D2, 7D, 500D 450D, 40D, 50D, 1DS MarkⅢ 6D
              FOR Nikon D7000, D90 D300, D700, D800, D3, D3X Other three-inch display cameras, such as G9, G10, Panasonic LX3, GF1, Sony TX1, etc.
V2 (3: 2): FOR Canon 550D, 5D3 Panasonic GH1 GH2, etc.
V3 (3: 2): FOR Canon 600D, 60D, 650D, 70D
V4 (16: 9): FOR Sony NEX3C NEX 5R 5X 5N
V5 (4: 3): FOR Nikon Micro Single J1, V1
V6: FOR Canon Micro single EOS M