The Voigtlander ULTRON Vintage Line 28mm F2.0 Aspherical VM Type 1 is sharper, lighter, smaller than its predecessor. Type 1 has a 1950's style black and chrome lens barrel with focusing knob. 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 6.7 oz.