• 【Important】7artisan is committed to providing high quality manual focus mirrorless camera lenses. After installing the lens, you need to set the camera "release without lens" mode. Otherwise, you can press the shutter to take pictures or videos • 【High Resolution Image】35mm full frame sensor. The newly designed optical and mechanical construction ensures a full combination of high-resolution images and high-quality ED, high-index glass to ensure a rich image of detail. Effectively reduce color offset phenomenon, make the image more artistic feeling • Almost "zero" breathing effect: You can control the breathing effect when focusing. Image frame stability even when vignetting occurs during refocus. The high quality MC multi-layer coating used for the lens enhances light transmission and effectively reduces glare and ghosting. Provides more contrast • 【T2.0 Large Aperture】The Spectrum series 35mm lens provides a maximum of 2.0 constant aperture and minimum T16. You can take bright pictures even in dark places. The 11 aperture blades produce a soft, natural focus trigger for a crisp, hard, clear image • 【270 Degree Ultra Long Focus Movement】270 degree ultra-long focus stroke and stepless focus gear design can adapt to a variety of follow focusers, ensuring accurate focus during shooting. Focus movement is finer, more accurate and fine. Meets professional requirements for focus performance