21 mm / F1,8 Ultron

Due to its large diameter elements, you can shoot with available light even in severe light condition, and also shallow depth of field and super wide angle, this mix of features offers you a chance to emphasize main things with great bokeh. Any kind of aberration is corrected properly by the construction of 13 elements 11 groups with Aspherical element. 13 elements in 11 groups with Aspherical lens Full Metal Barrel with high stiffness and durability Manual Focus only but Smoothly and Perfectly focusing 10 aperture blades brings you a beautiful Bokeh Lenshood included (non-detachable)