National Item Identification Number

01-041-4589
010414589
6650-01-041-4589
6650010414589

National Stock Number

Item Name

LENS,OPTICAL INSTRUMENT

Federal Supply Class

6650

Description

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.

Commercial and Government Entity Code (Supplier Data)

---

19200

---

---

Reference Numbers (Part Numbers)

10553418

Required Categories

MATERIAL
SINGLE LENS STYLE
DIAMETER
AXIAL THICKNESS
EQUIVALENT FOCAL LENGTH;

Required Description

GLASS, OPTICAL, MIL-G-174, GRADE C, TYPE 523-586
D1 DOUBLE CONVEX
3.494 INCHES