Microplanar with a focal length of 65mm has the highest resolution (420 lines / mm in the center) and allowing you to get the highest magnifications of the subject (10x). Aperture range - 4.5 - 22. Aperture 10 petals. Very sharp. Covers the frame 12x18cm.
Mount thread is M45mm.
You can use this lens for your digital camera with righ adapter.