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S Compound Ophthalmic Lens Blank

Model / MPN: MILL16991 | NSN: 6540-00-104-5041
ITAR Registered seal

A transparent molded optical element having a spherical diopter base curve and a cylindrical diopter cross curve, an approximate size and shape, and has been ground and polished to a finished curvature on one surface only.

Product Details
NATO Stock Number
Sold in multiples of
5 PR
Cross Sectional Shape
Spherocylinder compound
Between 58.0 millimeters and 63.0 millimeters
Between 58.0 millimeters and 63.0 millimeters
Any acceptable
Material And Location
Glass, soda-lime single vision
Base Curve Diopter
4.25 plus
Cross Curve Diopter
Any acceptable
Light Transmission
Sphere Curve Inside Diopter
Any acceptable
Sphere Curve Outside Diopter
Any acceptable
Cylinder Curve Inside Diopter
Any acceptable
Cylinder Curve Outside Diopter
2.75 plus
Part Name Assigned By Controlling Agency
Lens blank ophthalmic comp semifinished a1 round 58-63mm diameter w h
Exterior Container Weight
45.00 pounds
Exterior Container Cubic Measure
1.100 cubic feet
Exterior Container Quantity
Between 58.0 millimeters and 63.0 millimeters
Intermediate Package Quantity
Style Designator
Round-rectangular with rounded corners
Unit Of Issue Cube
0.0061 cubic feet
Unit Of Issue Weight
0.25 pounds
Nondefinitive Specification/std Data
1 type and c class
Departure From Cited Designator
As modified by dimensions

Pricing and Availability

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MILL16991 Cross Reference