Сома крышка диафрагмы объектива Оптический (обычный 10.

SOMA cover the major sub-aperture BR Series (General shading) and the BH Series (high-shading anti-static) two kinds:, thickness: 0.029mm, 0.038mm, 0.054,0.08 mm, 0.106mm, 0.192mm, 0.255mm.SOMA Japanese Advanced dumb black film (0.029mm-0.255mm), the lens cover SOMA aperture, MYLAR sheet (Mylar film), digital shutter films and so on. Outline Tolerance can guarantee: ± 0.005mm tolerance within the concentricity ensure ± 0.01mm or less. ultrathin processing capacity: the thinnest material thickness 0.025mm.Classification of products and their respective characteristics: general type (SOMA-R): appearance do not need to be black or reflective products. Gaskets, washers; high-shade-type (SOMA-H): the camera shutter, aperture and other optical equipment related to shading components. Non-reflective (SOMA-NR): as an optical device to prevent the reflection of internal components with the materials and appearance.Characteristics: smooth surface, no pull, the thickness dimension tolerance is small, opaque, non-reflective, double-sided special frosted Department, conductive treatment, has good mechanical properties and thermal stability. Generally used for mobile phone camera, digital camera lens, wide-angle lens and other optical products.