1.750 focal power for age 50 to 52; magnifying lens
NSN 5920-00-971-6795
NSN 5855-01-289-4650
NSN 5910-01-479-9593
NSN 5835-00-233-6327
NSN 6150-01-023-1516
NSN 5905-01-173-5027
NSN 5920-00-834-6253
NSN 5945-01-659-2927
NSN 5935-00-712-2007
NSN 5996-00-340-5634
NSN 5855-01-632-9530
NSN 5920-00-915-1206