Used & New Source & Spectral Standards

BMI is your #1 source for used and new Optical Equipment!  We offer a huge inventory of Optical Source & Spectral Standards that are in stock and ready to ship today. Our stock is updated daily so keep checking back for newly added optical surplus source and spectral standards for sale.

If you are seeking a specific model number or item just use our search box at the top of the page to customize your search. 

We have experienced customer service representatives standing by to help you!  If you don't see what you are looking for call us at  781-871-8868 or email sales@bmisurplus.com.  We'll answer any questions, supply more details or photos on any item and you may inquire about the availability of testing or calibration of any product we have in stock.

 Shop online for Used & New Used  Optical Source & Spectral Standards