Usage Tips:Functions: Viewfinder can provide excellent clear amplification scene, at the same time for video capture for users in daylight photography observed details on the , and auxiliary focus, suitable for the elderly and vulnerable groups, macrophotography observation, can adjust the diopter, rubber eyecups can according to the using habit of the adjusting direction.The other screen is 3 inch, 3.2 inch single lens reflex camera and Mini single camera.viewfinder magnification is 3 times the viewfinder lens material made of optical glass, very high resolution. The viewfinder display is the picture, the picture is not seen through the viewfinder scene not deformation, not fully displayed.rubber eyeshields soft, more yutie viewfinder and face contact. The face of comfort, work.The 1/4 and 3/8 link at the bottom of the screw hole can be loaded on the three foot and shoulder bracket for the 3 and 3.2 inch LCD screen SLR camera. Lens: 3 plece/groupMagnification: 3 xtransmittance90%Lens aperture: 40mmSupport LCD: universal design fits lcd screen up to 3.2inch compatible with 3: 2 or 4: 3radio LCD screenApplicable models: For 5D3, 5D2, 6D, 7D, 60D, 600D, 650D, 700, D1000D and other screens for 3 inch, 3.2 inch SLR cameras and Mini single camera; For D90, D300S, D3200, D700, D5100, D5200, D5300, D600, D800, D700, D7000, and other screens for the 3 inch, 3.2 inch SLR cameras and Mini single camera; Material: ABS+optical glass+aluminum rubbercolour: blackPackage Contents: 1 x Universal LCD View finder kitOnly the above package content, other products are not included.Note: Light reflection 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.