Optical Units Conversions                  
 
Length to Length    
convert from    
to lambda by*.. fringes* waves* nm um mm inches  
   
Angle to Angle    
convert from      
to radians degrees minutes seconds      
         
               
Length / Length to Angle          
convert from        
to radians degrees minutes seconds          
         
       
  *lambda by, fringes and waves at 633nm Handy optics calculations      
  from LightMachinery Inc.