All metal construction with eyecup. Features a high power viewing lens and front surface super sharp mikodot mirror. Dark negatives appear lighter and transparent which makes focusing easier. Greatly enlarged focusing eye piece. Locked-in accurate focus set by the factory.
Scientific design insures clear readings with no black out.
The best in grain focusing for the finest enlargements. Each instrument is individually adjusted. Can be focused on any area of projected image. Dark negatives appear lighter and more transparent.