Part Number
Part Number:
NSN:
NIIN:
Item Name:
LENS , OPTICAL INSTRUMENT
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 19200 | U S ARMY ARMAMENT RESEARCH & DEVELOP |
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CTKW | ELEMENT LEFT SURFACE RADIUS | 5.122 INCHES |
| BMMN | COMPOUND LENS OVERALL AXIAL THICKNESS | 0.571 INCHES NOMINAL |
| BMMT | BACK FOCAL LENGTH | 7.348 INCHES |
| BMMS | EQUIVALENT FOCAL LENGTH | 7.598 INCHES |
| ABMZ | DIAMETER | 2.048 INCHES NOMINAL |
| BMMX | REFRACTION INDEX | 1.5110 NOMINAL AND 1.6170 NOMINAL |
| BMMZ | ABBE CONSTANT | 63.500 AND 36.600 |
| BMMP | COMPOUND LENS EDGE THICKNESS | 0.406 INCHES NOMINAL |
| MATL | MATERIAL | GLASS, OPTICAL, MIL-G-174, CLASS 1, GRADE C |
| BMSD | INDIVIDUAL LENS STYLE | DOUBLE CONVEX AND MENISCUS DIVERGING |
| BMLY | AXIAL THICKNESS | 0.394 INCHES NOMINAL AND 0.177 INCHES NOMINAL |
| CTKX | ELEMENT RIGHT SURFACE RADIUS | 2.785 INCHES |
| BMSC | COMPOUND LENS STYLE | DOUBLET |
| ZZZV | FSC APPLICATION DATA | BINOCULAR,FIRE CONTROL |