CRYSTALINE Yamal BIOT welding helmet-mounted face

BIOT® anthracite-coloured anthracite body made of non-flammable heat-resistant material Termotrek; attachment to the helmet with special universal adapters (included), fixed in two most advantageous positions: working (bottom) and non-working (top); panoramic cover glass and polycarbonate backing.
Auto-darkening light filter with adjustable sensitivity of optical sensors and speed of brightening; real colour rendering; external adjustment of the degree of darkening (9-13); two optical sensors; dimensions of the visible area 92x42mm; optical properties 1/1/1/2.