8574706: LENS,OPTICAL INSTRUMENT.
The LENS,OPTICAL INSTRUMENT is a COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE optical transceiver module designed for high-speed data center interconnects. Key specifications include DIAMETER: 2.244 INCHES NOMINAL IN, MATERIAL: GLASS OPTICAL, ABBE CONSTANT: 58.800, AXIAL THICKNESS: 0.354 INCHES NOMINAL IN, REFRACTION INDEX: 1.6110 NOMINAL, BACK FOCAL LENGTH: 4.465 INCHES IN. This part is cataloged in the U.S.
Government catalog under NSN 6650-00-683-9557, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| DIAMETER | 2.244 INCHES NOMINAL IN |
| MATERIAL | GLASS OPTICAL |
| ABBE CONSTANT | 58.800 |
| AXIAL THICKNESS | 0.354 INCHES NOMINAL IN |
| REFRACTION INDEX | 1.6110 NOMINAL |
| BACK FOCAL LENGTH | 4.465 INCHES IN |
| SINGLE LENS STYLE | DOUBLE CONVEX |
| FSC APPLICATION DATA | TELESCOPE,M105C,INTEGRATED WITH FIRE CONTROL EQUIPMENT |
| INDIVIDUAL LENS STYLE | DOUBLE CONVEX |
| EQUIVALENT FOCAL LENGTH | 4.576 INCHES IN |
| ELEMENT LEFT SURFACE RADIUS | 5.524 INCHES IN |
| ELEMENT RIGHT SURFACE RADIUS | 5.524 INCHES IN |
| NSN | 6650-00-683-9557 |
| FSC APPLICATION DATA | TELESCOPE,M105C,INTEGRATED WITH FIRE CONTROL EQUIPMENT |
| INDIVIDUAL LENS STYLE | DOUBLE CONVEX |
| BACK FOCAL LENGTH | 4.465 INCHES IN |
| ELEMENT LEFT SURFACE RADIUS | 5.524 INCHES IN |
| EQUIVALENT FOCAL LENGTH | 4.576 INCHES IN |
| ELEMENT RIGHT SURFACE RADIUS | 5.524 INCHES IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE |
| DIAMETER | 2.244 INCHES NOMINAL IN |
| ABBE CONSTANT | 58.800 |
| AXIAL THICKNESS | 0.354 INCHES NOMINAL IN |