1.51X view magnification, make it easier to for you find excellent views and obtain accurate focus.<br> Good helper for short-sighted / long sighted people (within 500 degree), enable you to see view clearly without glasses.<br> High quality anti-fog optical glass, do not create vignetting or affect brightness after installation.<br> 15mm height away from the camera after installation, ease your organs and keep them away from the screen.<br> 6 magnifier mounting bases, compatible with various DSLR camera.<br> material:ABS<br> color:black<br> This 1.51X viewfinder magnifier is specially designed for DSLR photographer. Make it convenient and clear for photographer who are with glasses to spot scenes.<br> Magnification: 1.51X<br> Item Size: 3.5 * 3.2 * 2.2cm<br> Compatibility:<br> 6 different mounting bases fit for various DSLR camera, such as<br> "N" mounting base: For Nikon (Full-frame & APS-C) DSLR Camera and etc;<br> "C-EF" mounting base: For Canon APS-C DSLR Camera and etc;<br> "C-1D/5D3/7D" mounting base: For Canon Full-frame DSLR Camera and etc;<br> "P" mounting base: For Pentax Samsung DSLR Camera and etc;<br> "F" mounting base: For Fujifilm, Kodak, Sigma, Leika R, Olympus Camera and etc;<br> "S/K" mounting base: For Sony, Minolta Camera and etc.<br> Package Contents:<br> 1 * 1.5X Zoom Viewfinder Eyepiece<br> 2 * Eyepatch<br> 6 * Viewfinder Mount Base<br> Note:<br> Camera is not included.<br> Only the above package content, other products are not included.<br> Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.