Feature: 1. With HD Multicoated Glass: 11X large professional director viewfinder, using multi coating technology, which is high definition and durable, light and portable. 2. Main Purpose: The director viewfinder is used for various cameras, camera position determination and lens selection before shooting, with complete frame and comprehensive focal length. 3. Universal 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. 4. Frame/Focal Length: 1/3 inch 3.9‑44mm, 1/2 inch 5‑58mm, 2/3 inch 7‑80mm, 16mm 8.5‑96mm, S16 10‑114mm, W19 14‑145mm, 35mm 18‑200mm, W24 20‑210mm, W26 24‑250mm, W36 28‑310, AN 35‑400mm. 5. Flexible 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. 6. Non 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. Specification: 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 Viewfinder1 x Cleaning Cloth1 x Storage Bag1 x Cover (Installed) 1 x Manual