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- NSN 6650-00-626-1891
6650-00-626-1891
Description: Optical Instrument Lens
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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.)
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Spec. Type | Spec. | Color | Gloss | Size |
---|---|---|---|---|
Material document and classification | MIL-G-174 |
Array Properties
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NSN:Array
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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:1.650 inches
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Axial Thickness:0.100 inches and 0.610 inches
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Compound Lensaxial Thickness:0.710 inches
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Compound Lens Edge Thickness:0.531 inches
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Equivalent Focal Length:6.532 inches
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Back Focal Length:7.274 inches
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Refraction Index:1.6490 and 1.6200
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Abbe Constant:33.800 and 60.300
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Compound Lens Style:Doublet
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Individual Lens Style:Double concave and double convex
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Element Left Surface Radius:2.656 inches
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Element Right Surface Radius:1.663 inches
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Material:Glass, optical, mil-g-174, class 1, grade c
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Material:Glass optical
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Material Specification:Mil-g-174, class 1, grade c military specification single material response
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Fsc Application Data:Periscope, integrated with fire control equipment