
Camera lens. Method for measurement of the longitudinal spherical aberration
NORMA vydána dne 1.7.1976
    
        Designation standards: GOST 20826-75
                
                
                
               
                Publication date standards:  1.7.1976
        The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
        Country:          Russian technical standard
        Kategorie:  Technické normy GOST
        
                
              
Implemented changes and corrections:
Amd. 3.91