The "EP" System utilizes 40 Diopter Fresnel Press-On prisms to shift the horizontal visual field received by the user's eye from the "blind" zone to the peripheral vision area to expand the overall field of vision experienced by the user.Includes 1 "EP" Horizontal System (1 set of prisms).
20 degree field expansion
50% acceptance rate at 12-month follow-up
Backed by clinical trials
Unobstructed central vision.
No image jump
Simple to fit (protocols provided)