Next to the Trioplan 50, the most recognizable and iconic lens. Trioplan 100 is brilliant for many applications: nature photographs, portrait photos or macro. In addition to the unique, characteristic and original BUBLE BOKEH, it maintains the correct balance between sharpness and beautiful softness in blurred areas. After the use of intermediate rings, Trioplan 100 is ideal for macro photography. The optical system is based on a classic three -wing triplet. The optimized design offers easier and more pleasant service, as well as improved contrast and sharpness characteristics. Own production of lenses and the production of precise components by German partner companies ensure very high quality. Focal [mm] 100 mm aperture [f/] F2.8 - F22 filter diameter [mm] 52mm minimum sharpening distance [c] 0.9 m angle of view [grades] 24 Number of aperture leaves 15 aluminum material optical system 3 lens weight 300 weight -390g