Part Number 7688774

Optical Instrument Lens

Pricing & Availability

Submit this form for current pricing and availability of this NSN.
Part / NSN:
Qty:
Your Email:
Phone:
Ref. / PO #:
Company:
Your Name:

We do not share or sell your information to anyone.
Privacy | Terms

All major credit cards accepted as well as gov. p-cards
Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
7688774
Demil:
Yes - DEMIL/MLI
Shelf Life:
UOM:
NIIN:
007688774

Part Information
Edges chamfered 0.010 to 0.020 in. By 45 deg. Both surfaces coated with magnesium fluoride. Rim ground.

NSN
National Stock Number:
6650-00-768-8774 6650007688774
TXT
Description:
Optical Instrument Lens
INC
INC
Item Name Code:
21884
INC
COM
Compliance:
MRC:
The length of a straight line which passes through the center of a circular figure or body,and terminates at the circumference.ABMZ
Diameter:
Between 1.297 inches and 1.300 inches
MRC:
A measurement of the axial thickness of an item,in distinction from length or width.BMLY
Axial Thickness:
Between 0.200 inches and 0.220 inches
MRC:
A measurement of the longest dimension from the center of a lens to either of its focal points,in distinction from width.BMMS
Equivalent Focal Length:
3.859 inches
MRC:
A measurement of the longest reciprocal dimension from the back surface of the lens to the secondary focal point,in distinction from width.BMMT
Back Focal Length:
3.759 inches
MRC:
An indication of the ratio of the speed of light in the first medium to its speed in the second medium.BMMX
Refraction Index:
1.6170
MRC:
The fixed angle of refraction of the abbe prism.BMMZ
Abbe Constant:
55.000
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of a single lens.BMSB
Single Lens Style:
Double convex
MRC:
The radius of the left surface of the element.CTKW
Element Left Surface Radius:
3.100 inches
MRC:
The radius of the right surface of the element.CTKX
Element Right Surface Radius:
10.000 millimeters
MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Glass, optical, mil-g-174, class 1, grade d, type 617-550
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Glass, optical, mil-g-174, class 1, grade d, type 617-550
MRC:
The justification for the assignment of a federal supply class /fsc/ to an item based on the classification of the next higher classifiable assembly.ZZZV
Fsc Application Data:
Periscope, tank

Similar Optical Instrument Lens

« Optical Instruments, Test Equipment, Components and Accessories Catalog
Compare Now »
Clear | Hide