National Item Identification Number
01-056-9918
010569918
6660-01-056-9918
6660010569918
National Stock Number
Item Name
LENS,OPTICAL INSTRUMENT
Federal Supply Class
6660
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)
Reference Numbers (Part Numbers)
7361234
Required Categories
COMPOUND LENS STYLE
DIAMETER
AXIAL THICKNESS
BACK FOCAL LENGTH
THE MANUFACTU
Required Description
E1 DOUBLET
1.998 INCHES MINIMUM AND
2.000 INCHES MAXIMUM
0.400 INCHES NOMINAL