89-6-19-63 NSN 6540-01-311-1090 - ed3c5cd1


1 U

NSN 6540-01-311-1090 - (6540013111090) Technical Details :

MRCNameDetails
AAGRCROSS-SECTIONAL SHAPE STYLESPHERE
ABMZDIAMETER66.0 MILLIMETERS NOMINAL
ABNMTHICKNESS10.0 MILLIMETERS NOMINAL
AKELMATERIAL AND LOCATIONPLASTIC OVERALL
AKQMADDITIONAL POWER RATING IN DIOPTERS1.750 BIFOCAL
AKQVREADING SEGMENT DIAMETER25.0 MILLIMETERS NOMINAL
AKQWREADING SEGMENT HEIGHT17.500 INCHES NOMINAL
AKQZBASE CURVE DIOPTER4.25 PLUS NOMINAL
AKRACROSS CURVE DIOPTERANY ACCEPTABLE
AKZSLIGHT TRANSMISSIONUNTINTED
CWMTSPHERE CURVE INSIDE DIOPTERANY ACCEPTABLE
CWNDSPHERE CURVE OUTSIDE DIOPTERANY ACCEPTABLE
FEATSPECIAL FEATURES"MATL CR-39; FLAT TOP; SEGMENT POSITIONED 5 MM BELOW AND 5 MM IN FROM GEOMETRIC CENTER FOR RIGHT AND LEFT LENSES,PLUS OR MINUS 2 MM"
STYLSTYLE DESIGNATORROUND WITH STRAIGHT TOP BIFOCAL SEGMENT


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