title: Control of vertically polarized glare.
abstract: Reflected glare often interferes with vision. Since such glare is usually polarized it can be controlled with polarizers. The use of polarized filters to eliminate vertically polarized glare from blackboards and glossy printed material is presented. Practical means for the construction of such filters are discussed.
mesh_terms: D005139:Eyeglasses / Q000592:standards*; D006801:Humans; D008027:Light / Q000009:adverse effects*; D008029:Lighting / Q000379:methods / Q000592:standards; D011932:Reading; D014786:Vision Disorders / Q000209:etiology / Q000628:therapy*