The Lens structure of TTArtisan M21/1.5 comprised 13 elements in 11 groups and the length is 70mm. The large aperture of the Fl.5
is matched with the wide-angle focal Length of 21mm. In the humanities theme, the background can display information while
obtaining a spatial stereoscopic effect. A wide enough perspective can be obtained in the creation of scenery.
is matched with the wide-angle focal Length of 21mm. In the humanities theme, the background can display information while
obtaining a spatial stereoscopic effect. A wide enough perspective can be obtained in the creation of scenery.
