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Your Application. Vacuum Expertise. Discovery & Advancement.
Your Application. Vacuum Expertise.
Discovery & Advancement.

Focused Solutions


Covers the latest in thin film deposition technologies, stories, and advancements in the field of vacuum science.

We Have Valves in Stock
We Have Valves in Stock!

We offer 1,000s of valves in a variety of types and sizes. Same day shipment for in stock valves.

Preferred Partners

MKS Instruments
VAT Valve
Starfire Industries
UHV Design
Solvay Specialty Polymers

Lesker Viewport

Lesker Viewport

What do I get from a Viewport Account?

  • Order by credit card or use your organization's account terms
  • Request a quote from our sales team for the selected items in your Shopping Cart quickly and easily with a click of a button
  • Use our "Quick Order" interface to add up to 20 items to your Shopping Cart at a time
  • Email Shopping Cart information directly to your purchasing department or colleagues
  • Receive advanced shipping notices that alert you when your order has shipped (select carriers only)
  • View the status of your open orders and receive weekly reports via email

VacuCAD Features

  • Download 2D and 3D drawings of most products
  • Access to Chamber Builder

Recent Tweets

Kurt J. Lesker Co @KurtJLeskerCo
Kurt J. Lesker Co Retweeted: A good article in this month's @VTCMagazine1 about installation of a @FilmSense1 on a @KurtJLeskerCo ALD deposition chamber by Dr. Linford's group at BYU. Check it out:
Kurt J. Lesker Co @KurtJLeskerCo
Visit us at Booth 3401 @PhotonicsWest in San Francisco 5-7 Feb to learn about our materials for optical films! bit.ly/2DRll8c #PhotonicsWest
Kurt J. Lesker Co @KurtJLeskerCo
Kurt J. Lesker Company would like to wish all our customers a Merry Christmas and Happy New Year. We look forward to another year of enabling your technology!
Kurt J. Lesker Co @KurtJLeskerCo
@KurtJLeskerCo is honoured to be involved in the incredible Big Brothers and Big Sisters of Greater Pittsburgh Program! @BBBSPgh aims to provide mentors (which include some of our own KJLC employees) to children facing challenging circumstances at home.

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Phone  +1 412 387 9200  |  LET'S TALK