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Part Number

Part Number:
NSN:
NIIN:
Item Name:
LENS , OPTICAL INSTRUMENT

Definition:

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.

CAGE Information

Code Company
10001 NAVAIR AND NAVSEA MANAGED ORIGINAL D

Federal Supply Class

Title

OPTICAL INSTRUMENTS, TEST EQUIPM

Inclusions:

INCLUDES BINOCULARS; MAGNIFIERS; MICROSCOPES; PERISCOPES; TELESCOPES; OPTICAL ELEMENTS; SUCH AS LENS, PRISMS, WINDOWS; OPTICAL BENCHES AND ASSOCIATED DEVICES; ENDOSCOPES, FIBER OPTICS (NON-MEDICAL).

Exclusions:

EXCLUDES FIRE CONTROL INSTRUMENTS, OPTICAL; SURVEYING INSTRUMENTS, OPTICAL; PHOTOGRAMMETRIC INSTRUMENTS; OCTANTS; AND SEXTANTS; OPTICAL INSTRUMENTS INTEGRATED WITH FIRE CONTROL EQUIPMENT; OPTHALMOLOGICAL INSTRUMENTS; ELECTRONIC FIBER OPTIC TEST EQUIPMENT; MEDICAL ENDOSCOPES.

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
BMMT BACK FOCAL LENGTH 18.424 INCHES
BMMT BACK FOCAL LENGTH 18.424 INCHES
MATL MATERIAL GLASS, OPTICAL, JAN-G-174, GRADE C
BMMW FRONT FOCAL LENGTH 18.890 INCHES
ZZZV FSC APPLICATION DATA FIRE CONTROL,PERISCOPE MK30 MOD 2
BMMZ ABBE CONSTANT 57.400 AND 36.600
BMMS EQUIVALENT FOCAL LENGTH 18.905 INCHES
ABMZ DIAMETER 2.598 INCHES NOMINAL
BMMX REFRACTION INDEX 1.5724 NOMINAL AND 1.6168 NOMINAL
BMSD INDIVIDUAL LENS STYLE DOUBLE CONVEX AND MENISCUS DIVERGING
BMMP COMPOUND LENS EDGE THICKNESS 0.746 INCHES NOMINAL
BMMN COMPOUND LENS OVERALL AXIAL THICKNESS 0.787 INCHES NOMINAL
BMLY AXIAL THICKNESS 0.394 INCHES NOMINAL AND 0.394 INCHES NOMINAL
BMSC COMPOUND LENS STYLE DOUBLET

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