NSN 6650-00-520-4253 · NIIN 005204253 · FSC 6650
NO DASHES 6650005204253
In Stock
LENS,OPTICAL INSTRUMENT
Optical Instruments, Test Equipment, Components and Accessories
Technical characteristics
16 rows
Straight from the federal item record. Entries the record leaves empty are shown empty — nothing is filled in on its behalf.
| MRC | Requirement | Value |
|---|---|---|
| BMMX | REFRACTION INDEX | NOMINAL 1.5411 AND NOMINAL 1.6210 |
| BMMN | COMPOUND LENS OVERALL AXIAL THICKNESS | INCHES MINIMUM 0.240 AND INCHES MAXIMUM 0.272 |
| BMLY | AXIAL THICKNESS | INCHES NOMINAL 0.236 AND INCHES NOMINAL 0.024 |
| FEAT | SPECIAL FEATURES | REFLECTION REDUCING TREATMENT ON FRONT AND BACK SURFACES,JAN-M-621 |
| BMMS | EQUIVALENT FOCAL LENGTH | INCHES 1.444 |
| BMSC | COMPOUND LENS STYLE | |
| BMSD | INDIVIDUAL LENS STYLE | |
| BMMT | BACK FOCAL LENGTH | INCHES 1.281 |
| ABMZ | DIAMETER | INCHES MINIMUM 0.686 AND INCHES MAXIMUM 0.689 |
| ZZZV | FSC APPLICATION DATA | BINOCULAR,M7,M16 |
| CTKX | ELEMENT RIGHT SURFACE RADIUS | INCHES -0.595 AND INCHES -4.220 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL SPEC 1ST MATERIAL RESPONSE -IL-G-174,GRADE C,TYE 541-599 AND MIL SPEC 2ND MATERIAL RESPONSE -IL-G-174,GRADE C,TYE 621-362 |
| CTKW | ELEMENT LEFT SURFACE RADIUS | INCHES 0.793 AND INCHES -0.595 |
| BMMZ | ABBE CONSTANT | 59.900 AND 36.200 |
| MATT | MATERIAL | GLASS OPTICAL |
| BMMP | COMPOUND LENS EDGE THICKNESS | INCHES NOMINAL 0.166 |