Item Type: Large Director Viewfinder Material: Aluminum Alloy + Optical Glass Product Color: As Pictures Shown Viewfinder Front Thread Diameter: 52mm / 2.0in Product Weight: Approx. 322g / 11.3oz Package List 1 x Viewfinder 1 x Cleaning Cloth 1 x Storage Bag 1 x Cover (Installed) 1 x Manual 1With HD Multicoated Glass: 11X large professional director viewfinder, using multi coating technology, which is high definition and durable, light and portable. 2Main Purpose: The director viewfinder is used for various cameras, camera position determination and lens selection before shooting, with complete frame and comprehensive focal length. 3Universal Screen Ratio: The screen ratio of the director viewfinder is 4:3, 1.66, 16:9, 1.85, 2.2, 2.4, 2.55, suitable for most movies and TV formats. 4Frame/Focal Length: 1/3 inch 3.944mm, 1/2 inch 558mm, 2/3 inch 780mm, 16mm 8.596mm, S16 10114mm, W19 14145mm, 35mm 18200mm, W24 20210mm, W26 24250mm, W36 28310, AN 35400mm. 5Flexible Design: The rotating zoom design can adjust the use of the viewfinder according to different purposes, which is very flexible. The eyepiece cover is detachable, suitable for people with or without glasses. 6Non Slip Cover: A non slip cover is added to the grip to make the hand feel more delicate and comfortable, and it can also protect the director's viewfinder from scratches.