6650-00-851-7613
Find complete technical information, availability, and procurement data for: 6650-00-851-7613
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An unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. Includes single and compound elements. For items having two plane parallel surfaces, see window, optical instrument. Excludes:reticle, optical instrument.
0.278 inches nominal compound lens overall axial thickness, 0.760 inches nominal diameter, telescope,panoramic,m117 end item identification, 0.179 inches nominal and 0.099 inches nominal axial thickness, 0.228 inches nominal compound lens edge thickness
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Diameter
- 0.760 inches nominal
- End Item Identification
- telescope,panoramic,m117
- Axial Thickness
- 0.179 inches nominal and 0.099 inches nominal
- Compound Lens Overall Axial Thickness
- 0.278 inches nominal
- Compound Lens Edge Thickness
- 0.228 inches nominal
- Equivalent Focal Length
- 6.135 inches
- Back Focal Length
- 6.008 inches
- Front Focal Length
- 5.730 inches
- Refraction Index
- 1.5725 nominal and 1.6890 nominal
- Abbe Constant
- 57.400 and 68.900
- Compound Lens Style
- doublet
- Individual Lens Style
- double convex and meniscus diverging
- Element Left Surface Radius
- 4.235 inches
- Element Right Surface Radius
- 2.487 inches
- Material
- glass optical
- Material Document And Classification
- mil-g-174, grade c mil spec single material response
- Fsc Application Data
- telescope,panoramic,t177,integrated with fire control equipment
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| 7660500 | Optical Instrument Lens |
FAQs
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When the NSN 6650-00-851-7613 was assigned to the Federal Catalog?
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