Clarity Reading Full Page Magnifier is a first quality fresnel lens magnifier, that
has crystal clear optics. Variable Focus: Move the
lens away from the reading material and increase power.Lens Size: 8.5"x10.5"Lens Power: 2X Up To 4X (8 diopters) Comes
with mounted lens, LED light and metal book stand.Do not confuse the Clarity Full Page Magnifying Glass with inexpensive magnifying sheets. The
lens of the fresnel magnifier is first quality acrylic, that lets you view a bright clear and sharper image.