1240006839552
View detailed technical data, stock status, and sourcing information for: 1240006839552
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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.
0.807 inches nominal and 0.161 inches nominal axial thickness, 0.375 inches nominal compound lens edge thickness, 0.968 inches nominal compound lens overall axial thickness, 1.629 inches nominal diameter, 3.030 inches equivalent focal length
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Diameter
- 1.629 inches nominal
- Axial Thickness
- 0.807 inches nominal and 0.161 inches nominal
- Compound Lens Overall Axial Thickness
- 0.968 inches nominal
- Compound Lens Edge Thickness
- 0.375 inches nominal
- Equivalent Focal Length
- 3.030 inches
- Back Focal Length
- 2.359 inches
- Refraction Index
- 1.6110 nominal and 1.6730 nominal
- Abbe Constant
- 58.800 and 32.200
- Compound Lens Style
- doublet
- Individual Lens Style
- double convex and plano-concave
- Element Left Surface Radius
- 1.635 inches
- Element Right Surface Radius
- 2.523 inches
- Material
- glass optical
- Material Document And Classification
- mil-g-174, class 1, grade c mil spec single material response
- Fsc Application Data
- telescope,m105c,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 |
|---|---|
| 1240006839552 | Optical Instrument Lens |
| 8574705 | Optical Instrument Lens |
FAQs
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What is the FSCG of the NSN 6650-00-683-9552?
Does the NSN 6650-00-683-9552 have a Schedule B code assigned?
Does NSN 6650-00-683-9552 require demilitarization?
Does NSN 6650-00-683-9552 contain precious materials?
Does NSN 6650-00-683-9552 contain hazardous materials?
When the NSN 6650-00-683-9552 was assigned to the Federal Catalog?
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