Voigtländer Hyper Wide-Heliar 10 mm f/ 5.6 Aspherical Lens Manuel

Page de 6
● Specifications
ULTRA WIDE-HELIAR 12mm F5.6 Aspherical III
 Focal Length:  
 
12mm
 Maximum Aperture:    
1:5.6
 Minimum Aperture: 
 
F22
 Lens Construction: 
 
10 groups 12 elements
 Angle of View: 
 
121°
 Aperture Blade: 
 
10
 Minimum Focus:  
 
0.5m
    Rangefinder Coupling:   
∞ ~0.7m
 Maximum Diameter:   
φ 64.8mm
    Length:   
 
58.4mm
 Filter: 
 
 
*1)
 Weight:   
 
283g
 Lens Hood: 
 
Integrated lens hood
    *1) Due to the extreme angle view of the  Ultra Wide-Heliar 12mm F5.6 conventional       
           screw in filters can not be used.