NSN 6540-01-273-1778
Part Details | COMPOUND OPHTHALMIC LENS
6540-01-273-1778 A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Alternate Parts: M0.25 ON M1.75, 6540-01-273-1778, 01-273-1778, 6540012731778, 012731778
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 65 | FEB 21, 1988 | 01-273-1778 | 04121 ( LENS, OPHTHALMIC, COMPOUND ) |
REFERENCE DRAWINGS & PICTURES
SPHEROCYLINDER COMPOUND
ROUND-RECTANGULAR WITH ROUNDED CORNERS
Cross Reference | NSN 6540-01-273-1778
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| M0.25 ON M1.75 | 31285 | GERBER COBURN OPTICAL INDUSTRIES INC |
Technical Data | NSN 6540-01-273-1778
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | ROUND-RECTANGULAR WITH ROUNDED CORNERS |
| DIAMETER | 71.0 MILLIMETERS NOMINAL |
| WIDTH | 71.0 MILLIMETERS NOMINAL |
| HEIGHT | 71.0 MILLIMETERS NOMINAL |
| THICKNESS | 2.2 MILLIMETERS NOMINAL |
| MATERIAL AND LOCATION | GLASS, SODA-LIME SINGLE VISION |
| LIGHT TRANSMISSION | UNTINTED |
| CROSS-SECTIONAL SHAPE STYLE | SPHEROCYLINDER COMPOUND |
| SPHERE CURVE INSIDE DIOPTER | 0.25 MINUS MAXIMUM |
| CYLINDER CURVE INSIDE DIOPTER | 1.75 MINUS MAXIMUM |
| SPECIAL FEATURES | UNCUT |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | LENS OPHTH COMPOUND A1 RD-RECT GLASS UNCUT-0.25 -1.75 71X71X71MM |