The Omega Optical Blog
pinhole with DIC
Every coater's nightmare
Application Spotlights
Pinholes are a problem for every coating manufacturer, but not for every customer! Depending on where in the optical path your filter is positioned, your system may be more or less sensitive to pinholes. Read this blog to learn more about what causes pinholes and when you need to worry!
By
Sarah Locknar

Stephanie in Maine
Manager of the Production Support Group
Employee Introductions
This month in the blog, meet Stephanie Dean, Manager of the Production Support Group. Stephanie has held many support roles at Omega before becoming Manager of one of the most important groups in the company. Her group helps keep products flowing smoothly between departments and ensuring we have what we need to ship customer products out the door on time. Despite all her responsibilities, she has a sunny disposition and great attitude! All the time outdoors keeps her grounded for sure.
By
Sarah Locknar

cake
High transmission AND high blocking
Customer Projects
Omega helps a client with excellent quality control and quick turnaround. Omega improved on a filter that was obtained from an online auction creating a custom solution that transmitted only in the regions of interest, increasing overall signal-to-noise.
By
Scott Cohen

array of filters
Differences and advantages of each
Application Spotlights
Omega Optical employs the widest range of coating technologies in the optical thin film filter industry.  In addition to our high capacity, state-of-the-art Plasma Assisted Reactive Magnetron Sputtering (PARMS) systems, we’ve retained the ability to produce filters made with traditional inorganic compounds, typically zinc sulfide and cryolite.  Each technology has its own strengths. In this post, you will discover more about these methods.
By
Mark Ziter

Sarah Locknar
Marketing Manager
Employee Introductions
This month, meet Marketing Manager, Dr. Sarah Locknar! After finishing a double major in Biology and Chemistry at Butler University, Sarah received her Ph.D. in Physical Chemistry from Carnegie Mellon University and joined the University of Vermont and then Biotek Instruments before coming to Omega about 12 years ago. As a multi-faceted member of the Omega team, Sarah's work in high-speed multispectral imaging for biomedical applications has led to several publications and grant proposals and an ongoing collaboration with the University of Vermont. Now, Sarah's guides Omega's marketing efforts with a customer-centric focus instilled by her deep technical experience and first-hand knowledge as an optical scientist.
By
Calvin Gooley

Scott Cohen
Business Development - Sales Engineer
Employee Introductions
This month in the blog, meet Scott Cohen- business development and sales engineer. He came to Omega about a year before COVID and quickly went to work going to tradeshows and learning all he could about the filter business. His hard work and enthusiasm are contagious. Based out of the Boston area, he is rarely "in the office" but is always just a phone call away with good advice or a helping hand.
By
Sarah Locknar

Raychelle McTaggart
Purchasing/Planning
Employee Introductions
Employee Biographies
Interview
Employee Spotlight
This month Omega is proud to bring Raychelle McTaggart to the center stage. Raychelle works in both our purchasing department and our planning department, where she does basically everything under the sun. When she’s not purchasing materials or helping to move work through production you will probably find her tracking customer purchase orders or creating daily shipment lists. Her hard work and dedication to Omega makes her more than deserving of this month’s employee spotlight!
By
Hannah Moss

Sheetal Chanda
Director of Engineering
Employee Introductions
Employee Biographies
Employee Spotlight
Interview
This month in the blog, meet Sheetal Chanda! He started in the R&D department then moved to the High-Volume Production team to become the resident expert on the PARMS coating machines that produce most of our product. Now as Director of Engineering, he keeps the R&D innovations alive, helping new ideas move into the production environment. His calm, reliable presence helps keep Omega moving continually forward.
By
Sarah Locknar