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- NSN 6650-00-073-8841
6650-00-073-8841
Description: Optical Instrument Lens
Price Quote
Quality Assurance
We are commited to quality and satisfaction as a certified supplier in the aerospace and military industries.
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- QC Inspection prior to shipping
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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.)
6650-00-073-8841 Properties
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NSN:6650-00-073-8841
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Description:Optical Instrument Lens
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Shelf Life:N/A
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DEMIL:DEMIL/MLI
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UOM:1 EA
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Diameter:Between 1.237 inches and 1.243 inches
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Axial Thickness:Between 0.349 inches and 0.369 inches and 0.092 inches and 0.112 inches
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Compound Lensaxial Thickness:Between 0.441 inches and 0.481 inches
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Equivalent Focal Length:5.569 inches
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Back Focal Length:5.312 inches
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Refraction Index:1.5170 and 1.6490
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Abbe Constant:64.500 and 33.800
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Compound Lens Style:Doublet
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Individual Lens Style:Double convex and meniscus diverging
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Element Left Surface Radius:3.127 inches
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Element Right Surface Radius:2.410 inches
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Material:Glass, optical, mil-g-174, class 1, grade c, type 517-645 and glass, optical, mil-g-174, class 1, grade c, type 649-338
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Material:Glass, optical, mil-g-174, class 1, grade c, type 517-645 and glass, optical, mil-g-174, class 1, grade c, type 649-338
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Fsc Application Data:Telescope panoramic m113


