EDGE FREE® acoustically transparent fixed frame screen

Sonic AT8 ISF eFinity (EDGE FREE)

ISF Certified Products

EPV’s Sonic AT8 ISF eFinity is an EDGE FREE® acoustically transparent fixed frame screen. It uses an ultra-fine front projection material designed for 4K and 8K high-resolution projectors to provide exceptional video and audio performance.


The Sonic AT8 ISF material is a multi-layer, tightly knitted fabric with a bonded black backing which eliminates light loss. It has earned the world-renowned ISF Certification for providing a flat spectral response and rendering accurate colors in a dark room environment.


“The Sonic AT8 isf eFinity projection screen was a pleasure to assemble and use. I was unable to find any of the drawbacks that often come with acoustically transparent projection screens.” – Doug Blackburn, Widescreen Review

How to Install eFinity (EDGE FREE®) M Type Fixed Frame Screen

Screen Material

  • Sonic AT8 ISF 1.0 Gain sound transparent front projection material
  • Multilayer ultra-fine knit design for high resolution projectors and negates the formation of moiré effect
  • Integrated black backing eliminates back-lighting (reflection)
  • Ultra-short throw projector friendly, allowing for placement of a center channel speaker
  • Ultra-wide viewing angle allows viewers to see a bright, clear image from any angle
  • ISF Certified for accurate color reproduction – An industry standard for high fidelity video display systems
  • Outstanding, reference-grade sonic transparency
  • 4K/8K Ultra HD Ready
  • Compatible with ultra/short, and standard throw projectors
  • Available in diagonal sizes:
    • 110″, 120″, 135″ and 150″ in 16:9 Aspect ratio
    • 138″, 158″, 166″ and 176″ in 2.35:1 Aspect Ratio

Design and Installation

  • Sleek EDGE FREE® Fixed Frame design maximizes viewing area in a smaller footprint
  • Ultra-thin (9 mm) black bezel trim
  • Lightweight aluminum split-frame design is cost effective for shipping and provides easy access to install sites
  • Sliding wall mounting brackets allow horizontal movement of screen to ensure precision on-axis alignment
  • LED Backlighting kit included
Sonic AT8 ISF eFinity Cut Sheet Download
User Guide Download
Dimensions Table Download
Frame Dimensions Download
Product Review – Widescreen Review Download
LED Backlight Kit Installation Instructions Download

For more information, go to Reseller Zone

Sonic AT8 ISF eFinity Fixed Frame Models

Model Number Nominal Diagonal Aspect Ratio Viewable Area Screen Material Gain Frame Width
EF110H-AT8-ISF 110″ 16:9 53.9″x95.9″ Sonic AT8 ISF 1.0 0.4″
EF120H-AT8-ISF 120″ 16:9 58.8″x104.6″ Sonic AT8 ISF 1.0 0.4″
EF135H-AT8-ISF 135″ 16:9 66.1″x117.6″ Sonic AT8 ISF 1.0 0.4″
EF150H-AT8-ISF 150″ 16:9 73.5″x130.7″ Sonic AT8 ISF 1.0 0.4″
EF138C-AT8-ISF 138″ 2.35:1 54.1″x127.2″ Sonic AT8 ISF 1.0 0.4″
EF158C-AT8-ISF 158″ 2.35:1 62.0″x145.6″ Sonic AT8 ISF 1.0 0.4″

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