|
|
|
National Stock Number:
6650-00-155-1942
Federal Supply Class:
6650
National Item Identification Number:
001551942
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:
| 279363PC6 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | G10794PC6 | 74067 | KEUFFEL AND ESSER CO |
|
Techincal Specification:
| ELEMENT LEFT SURFACE RADIUS | 0.0 MILLIMETERS | | ELEMENT RIGHT SURFACE RADIUS | 18.0 MILLIMETERS | | ABBE CONSTANT | 56.000 | | AXIAL THICKNESS | 4.0 MILLIMETERS NOMINAL | | BACK FOCAL LENGTH | 3.409 CENTIMETERS | | DIAMETER | 19.5 MILLIMETERS NOMINAL | | EQUIVALENT FOCAL LENGTH | 3.409 CENTIMETERS | | FRONT FOCAL LENGTH | 3.147 CENTIMETERS | | MATERIAL DOCUMENT AND CLASSIFICATION | JAN-G-174 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 0.1528 NOMINAL | | SINGLE LENS STYLE | PLANO-CONVEX |
|
|