PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

57-542Lens,optical Instrument

Edmund Optics, Inc · NSN 6650-01-672-4035 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-01-672-4035 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-672-4035. Primary manufacturer part number: 57-542.
Features
  • Lens,optical Instrument — FSC 6650
  • Diameter: 30.0 MILLIMETERS MAXIMUM MM
  • Length: 25.4 MILLIMETERS NOMINAL MM
  • Usage Design: SURFACE INSPECTION OF CIRCUITS OR FIBER OPTICS, QUALITY CONTROL OF SEMICONDUCTOR MATERIALS, OR FOR LOCATINING OIL CONTAMINATION OR LEAKAGE. ADDITIONAL APPLICATION INCLUDES FORENSIC, PHARMACEUTICAL, OR BIOMEDICAL IMAGING, FLUORESCENCE, SECURITY OR COUNTERFEIT DETECTION
  • Equivalent Focal Length: 25.0 CENTIMETERS CM
  • 1 verified cross-reference
  • Primary manufacturer: Edmund Optics, Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Lens,optical Instrument, cataloged under National Stock Number 6650-01-672-4035, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Edmund Optics, Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6650-01-672-4035
Primary Part Number57-542
Item NameLens,optical Instrument
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerEdmund Optics, Inc
StatusACTIVE
Diameter30.0 MILLIMETERS MAXIMUM MM
Length25.4 MILLIMETERS NOMINAL MM
Usage DesignSURFACE INSPECTION OF CIRCUITS OR FIBER OPTICS, QUALITY CONTROL OF SEMICONDUCTOR MATERIALS, OR FOR LOCATINING OIL CONTAMINATION OR LEAKAGE. ADDITIONAL APPLICATION INCLUDES FORENSIC, PHARMACEUTICAL, OR BIOMEDICAL IMAGING, FLUORESCENCE, SECURITY OR COUNTERFEIT DETECTION
Equivalent Focal Length25.0 CENTIMETERS CM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5360-00-876-986957-542 INTERCHANGEABLE
Spring,helical,compression
Triumph Thermal Systems - Maryland, Inc.
5120-01-032-7496 INTERCHANGEABLE
Hammer,hand
5970-01-190-343457542 INTERCHANGEABLE
Insulator,plate
Unison Industries Llc
Cross-Reference Index
Part NumberManufacturer
57-542 PRIMARY Edmund Optics, Inc (USA)
Related Parts
5360-00-876-9869INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
57-542
5120-01-032-7496INTERCHANGEABLE
HAMMER,HAND
5970-01-190-3434INTERCHANGEABLE
INSULATOR,PLATE
57542

Frequently Asked Questions

What is NSN 6650-01-672-4035?

NSN 6650-01-672-4035 is a Lens,optical Instrument, manufactured by Edmund Optics, Inc, classified under FSC 6650 (No Item Name Available). Status: active.

What are the part numbers for NSN 6650-01-672-4035?

NSN 6650-01-672-4035 has 1 cross-referenced part number: 57-542 (Edmund Optics, Inc).

What NSN replaces 6650-01-672-4035?

There are 3 known substitutes for 6650-01-672-4035: 5360-00-876-9869, 5120-01-032-7496, 5970-01-190-3434. Verify interchangeability with system specifications before substitution.

What are the specifications of 57-542?

Key specifications for 57-542: Special Features: MOUNT: C-MOUNT; STYLE: UV; MAXIMUM CAMERA SENSOR FORMAT: 1 INCH; WORKING DISTANCE (MM): 230; FIELD OF VIEW DEGREE: 14 DEGREE; FIELD OF IEW AT MIN WORKING DISTANCE (MM): 58.9; FIELD OF VIEW, 1/2" SENSOR: 14.0 DEGREE; FILTER THREAD: M25.5 X .05; WAVELENGTH RANGE (NM): 230-1200; WEIGHT (G): 33 IN; Diameter: 30.0 MILLIMETERS MAXIMUM MM; Length: 25.4 MILLIMETERS NOMINAL MM; Usage Design: SURFACE INSPECTION OF CIRCUITS OR FIBER OPTICS, QUALITY CONTROL OF SEMICONDUCTOR MATERIALS, OR FOR LOCATINING OIL CONTAMINATION OR LEAKAGE. ADDITIONAL APPLICATION INCLUDES FORENSIC, PHARMACEUTICAL, OR BIOMEDICAL IMAGING, FLUORESCENCE, SECURITY OR COUNTERFEIT DETECTION. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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