The Voigtlander ULTRON Vintage Line 28mm F2.0 Aspherical VM Type II Black Paint is sharper, lighter, smaller than its predecessor. Type II features Black Paint over brass in a 1970's style with quick focusing tab. New optical design with 10 lens elements in 7 groups using two Aspheric surfaces and two abnormal partial dispersion elements. Rangefinder close focusing is .7 meter, mirrorless close focusing is .5 meter. Filter size is 39mm. Weight is 8.1 oz.