SPEX 0.5 meter Spectrometer, Model 1870B:

This is a Spex model 1870B spectrometer. It features a focal length of 0.5 meters and fully adjustable input and output slits. The input slit is a type 1451N and includes an additional slider to adjust the slit height in steps. The output slit is a type 1451X mounted on a type 1871 adapter plate. On the output slit is a Products for Research PMT housing. The two collimation mirrors have a very faint haze no cleaning has been attempted! The grating is a B&L type 35-23-06-960 with 1200 g/mm and a blaze angle of 26 degrees, 45 minutes. The grating appears to be in near-flawless condition no haze or scratches of any kind. Controller for grating position will need to be sourced separately. There also appears to be a motor drive for scanning the input slit. Connection is via a BNC cable. Overall condition of the instrument is extremely fine. Serial number is 3513.


BMI Surplus, Inc. has a huge inventory of used, new, pre-owned and recycled Monochromators and Spectrometers for sale.
We will work with you individually to find the perfect set up for your application.

Buy online or give us a call at 781-871-8868. We have experienced customer service representatives standing by ready to help you!

BMI Surplus, Inc. is a dealer in used and sometimes new Surplus Scientific & Industrial Equipment - we cater to clients in search of items to be used for specific applications.
We do not offer a guarantee as many of our items are purchased by professionals in need of parts and pieces.
You will find many of our items listed on our website as untested or as parts or repair units even though in they are in good used condition.

**Shipping, Handling & Freight fees are dependent on your location.
We will provide a freight quote to meet your individual needs and work with you if you prefer to use your own carrier.
We have 32 years of experience shipping sensitive scientific instruments & industrial equipment!

Don't see what you are looking for? Use our orange search box on the top right hand corner of this page to customize your search..

Shipping Policies