This is a Newport 10QW40-30AR.16 Parallel Window..
As per the Newport Website:
The 10QW40-30AR.16 Laser-Grade Parallel Window is parallel to less than 30 arc sec for minimal transmitted beam deviation. This 1 inch (25.4 mm) diameter UV Grade Fused Silica window is 6 mm thick. It has Newport’s AR.16 broadband NIR antireflection coating for a 650 to 1000 nm wavelength range. For demanding applications, such as intracavity laser applications, holography, and multiphoton imaging, this window has a /20 surface flatness and 10-5 scratch-dig significantly reducing unwanted scatter..

BMI Surplus, Inc. has a huge inventory of used, new, pre-owned, recycled, refurbished Optical Windows & Flats 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!

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***MPN 10QW40-30AR.16
***OEM Newport Research Corp (NRC)
***SKU*** 33055