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- NSN 6540-00-104-4988
6540-00-104-4988
Description: Se Bifocal Ophthalmic Lens Blank
Price Quote
Quality Assurance
We are commited to quality and satisfaction as a certified supplier in the aerospace and military industries.
- Certificate of Conformity
- QC Inspection prior to shipping
- On time delivery
- International Shipping Available
- Friendly service to back every order
Export Restrictions
Any part(s) quoted or sold by MilSpec.parts and re-sold (to a third party) CANNOT be sold to a USA embargoed country, company, entity, or person(s). Depending on the ECCN, these commodities may require export license or exception. Diversion contrary to U.S. law is prohibited. Unless otherwise noted, this sale, order or quote may include Munitions List Items (MLI) or Commerce Controlled List Items (CCLI). MLI/CCLI property is controlled by the US Government and in many cases cannot be transferred (exported, sold or given) to a foreign country, a non-US Citizen/National or a non- Permanent US Resident without a valid State/Commerce Department export authorization. It is the responsibility of (the Purchaser) to determine what the applicable requirements may be, to obtain all necessary authorizations, licenses or approvals and are subject to both review and acceptance by MilSpec.parts. The use, disposition, export and re-export of the property covered or included in this sale, order or quote is subject to the provisions of law referenced in End-Use Certificate DLA form 1822, DEC 2001, including, but not limited to, the Arms Export Control Act (22 USC 2751 et seq.); Export Administration Act of 1979 (50 USC App. 2401 et seq.) as contained under Executive Order 12924; International Traffic in Arms Regulations (22 CFR 120 et seq.); Export Administration Regulations (15 CFR 730 et seq.); Foreign Assets Control Regulations (31 CFR 500 et seq.) and the Espionage Act (18 USC 793 et seq.)
6540-00-104-4988 Properties
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NSN:6540-00-104-4988
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Description:Se Bifocal Ophthalmic Lens Blank
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Shelf Life:N/A
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DEMIL:NO
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UOM:1 PR
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Cross Sectional Shape:Sphere
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Diameter:65.0 millimeters
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Thickness:Any acceptable
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Material And Location:Glass, soda-lime single vision and glass, barium bifocal
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Additional Power Rating In Diopters:1.750 bifocal
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Reading Segment Diameter:25.0 millimeters
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Reading Segment Height:17.5 millimeters
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Base Curve Diopter:8.25 plus
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Cross Curve Diopter:Any acceptable
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Light Transmission:Untinted
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Sphere Curve Inside Diopter:Any acceptable
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Sphere Curve Outside Diopter:Any acceptable
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Part Name Assigned By Controlling Agency:Lens blank ophthalmic semifinished bifocal plus 8.25-plus 1.75
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Exterior Container Weight:45.00 pounds
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Exterior Container Cubic Measure:1.100 cubic feet
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Exterior Container Quantity:180
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Intermediate Package Quantity:5
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Style Designator:Round with straight top bifocal segment
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Unit Of Issue Cube:0.0061 cubic feet
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Supplementary Features:Suitable for coating; for use w/aviation spectacle frames
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Unit Of Issue Weight:0.25 pounds
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Nondefinitive Specification/std Data:1 type and a class
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Departure From Cited Designator:As modified by diameter