Part Number 203034

Optical Instrument Lens

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
203034
Demil:
Yes - DEMIL/MLI
Shelf Life:
UOM:
NIIN:
001574140
NSN
National Stock Number:
6650-00-157-4140 6650001574140
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:
27.0 millimeters
MRC:
The national stock number or the identification information of the end equipment for which the item is a part.AGAV
End Application:
Rangefinder mk42
MRC:
A measurement of the axial thickness of an item,in distinction from length or width.BMLY
Axial Thickness:
8.5 millimeters and 2.0 millimeters
MRC:
An overall measurement of the smallest dimension through the center of the outer surfaces of a compound lens,in distinction from length or width.BMMN
Compound Lensaxial Thickness:
10.5 millimeters
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:
4.715 centimeters
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:
4.033 centimeters
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:
1.6490 and 1.5725
MRC:
The fixed angle of refraction of the abbe prism.BMMZ
Abbe Constant:
33.800 and 57.400
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of a compound lens.BMSC
Compound Lens Style:
Doublet
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of an individual lens.BMSD
Individual Lens Style:
Double convex and meniscus diverging
MRC:
The radius of the left surface of the element.CTKW
Element Left Surface Radius:
25.6 millimeters and -23.9 millimeters
MRC:
The radius of the right surface of the element.CTKX
Element Right Surface Radius:
23.9 millimeters and 345.5 millimeters
MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Glass, optical, jan-g-174
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Glass, optical, jan-g-174

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