The 21mm/f1.8 Ultron is one of the fastest and widest M mount wide angle lenses in the market today. 1/5 the price of the 21 Summilux and delivers almost the same image quality, this beast is considered the best value for money in it’s class.
|Lens Construction||11 groups 13 elements|
|Picture Angle||91 degree|
|Aperture Blades||10 pieces|
|Nearest Focusing Distance||0.5m|
|Filter Size||φ 58mm|