Winways Medium Throw Alr 120'' Fixed Frame Fresnel Screen

Feature: retain maximum advantage of the boost contrast and enhance image quality in the challenging user bright environment. The fixed frame screen is light and convenient, easy to install, and suitable for various application scenarios. It is the first choice for users who enjoy diy. Optical screen is a projection screen with a variety of fine optical structures. These light path structures can adjust the path of light, with the effect of improving the brightness of the picture, resisting ambient light restoring true color, and improving the contrast of the picture. Unique optical screen technologies best-in-class performance with traditional projector screen fixed frame installation design easy to clean as anti-glare scratch layer compact, space-saving package unrivalled front projection image-contrast great large size flat screen display protect eyes rohs certification compatible with a wide range of traditional long throw projectors specification: brand: winways model: sk-120 peak gain: 1.6 horizontal half-gain angle: 18° alr rate: 85% screen thickness: 1.8mm material: pet color: dark grey frame color: black frame width: 8.5mm contrast: 150:1 (bright room) working temperature: -10°c-40°c working humidity: 30%-70% rh support projector lens throw ratio: 1.0-1.39 image area: 265.7*149.4cm screen size (including frame): 268.6*152.3*2.4cm shipping dimension: 277.3×33.6×33.6cm gross weight: 40kg net weight: 21kg optimal projector installation height: 52.8cm warranty: manufacturer warranty: 1 year use: not intended or designed for commercial use. notice: please handle the screen with care during installation—avoid uneven force, follow the manual, and use two-person assistance to prevent membrane damage.