6650-00-382-1824 LENS,OPTICAL INSTRUMENT Index 6650-00-382-1826 LENS,OPTICAL INSTRUMENT

National Stock Number:
6650-00-382-1825

Federal Supply Class:
6650

National Item Identification Number:
003821825

Description:
LENS,OPTICAL INSTRUMENT

Detail:
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.


Manufacturer Information:
LD172589GP3710001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
LD172589GP3753711NAVAL SEA SYSTEMS COMMAND
LD172589PC3710001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
LD172589PC3753711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
ELEMENT LEFT SURFACE RADIUS-5.630 INCHES AND -2.958 INCHES
ELEMENT RIGHT SURFACE RADIUS2.958 INCHES AND 19.685 INCHES
ABBE CONSTANT57.700 AND 36.600
BACK FOCAL LENGTH8.281 INCHES
AXIAL THICKNESS0.315 INCHES NOMINAL AND 0.157 INCHES NOMINAL
COMPOUND LENS EDGE THICKNESS0.415 INCHES NOMINAL
COMPOUND LENS OVERALL AXIAL THICKNESS0.472 INCHES NOMINAL
COMPOUND LENS STYLEDOUBLET
DIAMETER1.417 INCHES NOMINAL
EQUIVALENT FOCAL LENGTH8.526 INCHES
FRONT FOCAL LENGTH8.473 INCHES
FSC APPLICATION DATAFIRE CONTROL,TELESCOPE MK 63
INDIVIDUAL LENS STYLEDOUBLE CONVEX AND MENISCUS DIVERGING
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALGLASS OPTICAL
REFRACTION INDEX1.5740 NOMINAL AND 1.6210 NOMINAL


Click here to Register for Free 30-day Trial

© 2025 NSN-Now. All rights reserved.    Privacy Policy  |  Contact Us