by Karen Gillen | Jan 29, 2021 | Tech Notes & Info.
Practical Systems, Inc. (PSI) is celebrating its 50th anniversary serving the optical industry. Founded by Bill Hernandez in 1971, PSI quickly established itself as a leader of innovative practical systems for labs. Firmly planted in the industry with the...
by Karen Gillen | Nov 4, 2019 | Tech Notes & Info.
PSI is closing its Lap Department. We have the following items for sale. Please call us at 800-237-8154 to make an offer. PSI Model 993 Filtration System – $500 (above) 1801 Set of Templates in tenths increments – $250 1801 Set of templates in 8th...
by Karen Gillen | Feb 26, 2019 | Tech Notes & Info.
Go for the gold when edging hydrophobic and oleophobic lenses with PSI’s new Oleo-Gold Blocking Pads. Made of a specially engineered hybrid adhesive that prevents slippage. It offers a strong, high-density foam carrier with torque resistance making it the preferred...
by Karen Gillen | Aug 10, 2018 | Tech Notes & Info.
PSI is pleased to announce new configurations of their PSI Red and PSI Blue Blocking Pad lines. PSI Red Blocking pads are now available in four new configurations, 19 x 32mm oval with center hole, 17 x 36 oval with end tabs, 22 x 25mm round with center hole and 14 x...
by Karen Gillen | Aug 9, 2017 | Tech Notes & Info.
PSI distributes AR consumables from The DON Company, one of the largest manufacturers of coatings in Asia. Their products are 99.9% pure, maintain a consistent hardness and are manufactured to exacting specifications to provide a stable disposition. Custom granular...
by Karen Gillen | Jul 12, 2017 | Tech Notes & Info.
PSI is happy to announce that we offer high quality AR consumables from The DON COMPANY in South Korea.The DON COMPANY and its products have an outstanding reputation in the US and around the world. Prior to PSI’s distributorship in North and South America, labs...
by Customer Service | Jul 12, 2017 | Tech Notes & Info.
PSI is changing the base color of our gray Digi-Laps to black. This change does not affect the performance of the product in anyway, it is simply a color change to the base. Below are the part numbers that are affected. [threecol_one]Gray Base Part...
by Karen Gillen | Apr 24, 2017 | Tech Notes & Info.
Written by James Williamson, CEP, CHMM 1. You want a total solution for alloy tank wastewater. Cad-Con 1000™ provides reliable treatment of tank wastewater contaminated with blocking alloy metals. 2. Effective treatment for the water component is a must. The liquid...
by Karen Gillen | Oct 17, 2016 | Tech Notes & Info.
As of December 31, 2016, Gary Peterson, PSI’s Technical Manager for the Western United States will be retiring. Gary has been with PSI 13 years, starting in 1999 for 3 years and returning in 2006. “The bonds forged with all my optical friends over the years is...
by Karen Gillen | Jul 8, 2016 | Reusable Cloth Bags, Surfacing Equipment, Tech Notes & Info.
Tired of Scooping Lens Swarf? PSI now offers a complete kit for filtering generator or edger coolant. This kit comes with a submersible pump, canister, filter a coolant tank filter bag and our new Universal Swarf Bag. This kit provides the components...
by Karen Gillen | Jan 29, 2016 | Tech Notes & Info.
Over 40 years and still working! Today there are all kinds of electronic apps, emails and web reminders to send to customers to get them to return to your shop for a re-check or a new set of frames. Sometimes the simplest, old fashion thing can be just as effective,...
by Karen Gillen | Jul 16, 2015 | Tech Notes & Info.
PSI is happy to announce the new Transformer lens fining pad for processing plastic lens materials. This fining pad is unique because it transforms as it fines, just like the lens. It starts out coarse and as it fines the lens it becomes smoother and more...
