The Nokton 17.5mm F0.95 is the ultra high-speed lens of F0.95 for 35mm equivalent lens by crop factor x2. Manual focus with metal helicoids ensures extreme focusing precision necessary for a F0.95. The close focus ability of 0.15m with extremely shallow depth of field of F0.95, you can achieve a unique look to the image. Newly adapted "Selective Aperture Control System" allows the clickstop-function to be designated, and allows for precise aperture setting without the clickstop interfering. The feature is particularly important for video recording as exposures can be fine-tuned and there is no noise generated by the aperture clickstops.