| ELEMENT LEFT SURFACE RADIUS | -1.364 INCHES AND 2.043 INCHES |
| ELEMENT RIGHT SURFACE RADIUS | -3.351 INCHES AND 1.364 INCHES |
| ABBE CONSTANT | 64.500 AND 33.800 |
| AXIAL THICKNESS | 0.675 INCHES NOMINAL AND 0.104 INCHES NOMINAL |
| BACK FOCAL LENGTH | 2.602 INCHES |
| COMPOUND LENS EDGE THICKNESS | 0.399 INCHES NOMINAL |
| COMPOUND LENS OVERALL AXIAL THICKNESS | 0.779 INCHES NOMINAL |
| COMPOUND LENS STYLE | DOUBLET |
| DIAMETER | 1.920 INCHES NOMINAL |
| EQUIVALENT FOCAL LENGTH | 2.967 INCHES |
| INDIVIDUAL LENS STYLE | DOUBLE CONVEX AND MENISCUS DIVERGING |
| MATERIAL DOCUMENT AND CLASSIFICATION | JAN-G-174, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | GLASS OPTICAL |
| REFRACTION INDEX | 1.5170 NOMINAL AND 1.6490 NOMINAL |