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QC Inspector, Optics

  • Thorlabs
  • Newton, New Jersey, USA
  • Aug 02, 2022
Full time Manufacturing

Job Description

Inspector position exists to effectively assure vendor & manufacturing compliance to Thorlabs ISO9001 quality standards protecting customers. Inspectors perform visual and dimensional inspection of precision parts and make quick, accurate pass/fail decisions on many types of optics including filters, mirrors, crystals, prisms, and lenses. Visual surface quality inspections are often performed under 100 watt bulb in low lit room. Inspectors may occasionally be called upon to perform tasks including running the following:

  • Spectrophotometer to confirm and interpret spectral scans
  • OptoSpheric lens measurement system to verify focal lengths
  • NewView to measure roughness with sub-angstrom accuracy
  • Zygo GPI/Verifire/mini XP to measure precision optical parts for form error
  • Laser engravers to add part numbers and other identifying marks to products

Lastly, inspectors must keep up-to-date on topics in their field as well as be excited about continual training and growth in their area. Although the location of the position is in Newton, NJ, from time to time it may be required to undertake duties at other ThorLabs locations.


Essential Job Functions include the following, but are not limited to:

  • Identify non-conformances through specified inspection methods.
  • Ability to perform extremely detailed visual inspections on intricate and delicate parts occasionally performed under microscopes.
  • Inspections are performed efficiently, with attention to detail.
  • Measurement metrics are reported to keep track of efficiency and quality.
  • Low friction interface to peers/vendors/others in interaction with regards to inspection.
  • Measuring dimensions of optics with calipers and comparing them to manufacturing drawings.
  • Constantly striving to continuously improve the process within the Thorlabs improvement systems.




  • Minimum 2 years of experience in a similar position preferred.



  • High School Diploma or equivalent or equivalent work experience.


Specialized Knowledge and Skills:

  • Ability to learn, understand, and effectively apply sampling plans.
  • Skilled in the use of hand held measuring tools and devices including but not limited to calipers and micrometers.
  • Good verbal and written communication skills to operate in both individual and team environments.
  • Capable of reading mechanical drawings and interpret dimensional tolerances.
  • Adaptable to process and procedure changes.
  • Capacity to convert from imperial to metric measurements.
  • Ability to meet department standards for productivity and quality.
  • Computer literacy using MS Office, Outlook, and ERP software is mandatory.
  • Must have the ability to cross train in all areas of the department, including but not limited to visual and dimensional inspection, data entry, laser engravers, and metrology equipment.
  • High attention to detail.


Thorlabs values its diverse environment and is proud to be an Equal Employment Opportunity/Affirmative Action Employer. All qualified individuals will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age or veteran status. Job descriptions are not intended as and do not create employment contracts. The organization maintains its status as an at-will employer. Employees can be terminated for any reason not prohibited by law.