NATO Stock Number
6540-00-164-4290
Sold in multiples of
5 PR
DEMIL
NO
Cross Sectional Shape
Spherocylinder compound
Width
Between 52.0 millimeters and 60.0 millimeters
Diameter
Between 54.0 millimeters and 65.0 millimeters
Thickness
2.0 millimeters
Material And Location
Glass, soda-lime single vision
Base Curve Diopter
0.75 plus
Cross Curve Diopter
3.50 plus
Light Transmission
Untinted
Part Name Assigned By Controlling Agency
Lens ophthalmic compound plus 0.75 with plus 3.50
Height
Between 52.0 millimeters and 60.0 millimeters
Style Designator
Round-rectangular with rounded corners
Supplementary Features
Uncut
Nondefinitive Specification/std Data
2 type and 3 style and f class
Departure From Cited Designator
As modified by diameter