The Voigtländer Nokton 17.5mm f0.95 is an ultra-bright moderate wide-angle lens for Micro Four Thirds. Like its highly regarded stablemate, the Voigtländer Nokton 25mm f0.95, this is a manual-focus lens with an all-metal exterior. The Voigtländer Nokton 17.5mm f0.95 has a 10-bladed iris diaphragm and features an aperture ring with stepless aperture control. The optical formula comprises 13 lens elements arranged in 9 groups, including aspherical and ultra-high-refractive-index glass elements. Available from March, the Voigtländer Nokton 17.5mm f0.95 has a close-focus point of 15cm, and carries an MSRP of ¥ 118,000 in Japan.
Source: Cosina Voigtländer