|
|
|
National Stock Number:
1240-00-382-1716
Federal Supply Class:
1240
National Item Identification Number:
003821716
Description:
LENS,OPTICAL INSTRUMENT
Detail:
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.
|
Manufacturer Information:
| 400-533924PC163 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 944641 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
|
Techincal Specification:
| ELEMENT LEFT SURFACE RADIUS | 1.330 INCHES | | ELEMENT RIGHT SURFACE RADIUS | 8.845 INCHES | | ABBE CONSTANT | 58.800 | | AXIAL THICKNESS | 0.2677 INCHES NOMINAL | | BACK FOCAL LENGTH | 2.335 INCHES | | COMPOUND LENS EDGE THICKNESS | 0.0688 INCHES NOMINAL | | COMPOUND LENS OVERALL AXIAL THICKNESS | 0.2677 INCHES NOMINAL | | DIAMETER | 1.4961 INCHES NOMINAL | | EQUIVALENT FOCAL LENGTH | 2.347 INCHES | | FRONT FOCAL LENGTH | 2.558 INCHES | | FSC APPLICATION DATA | 1. FIRE CONTROL' TELESCOPE MK 97,MOD 1 | | INDIVIDUAL LENS STYLE | MENISCUS CONVERGING | | MATERIAL DOCUMENT AND CLASSIFICATION | JAN-G-174, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.6110 NOMINAL | | SINGLE LENS STYLE | MENISCUS CONVERGING |
|
|