Product Spotlight: DGL Film for Crystal Vacuum Coating Posted on April 12, 2018 (November 8, 2024) by JastMedia ☰ Quick Links × Quick Links E-Store Request Quote Request Sample Contact Technical Support Product Selection Wizard Calculate Number Of Devices/Carrier Gel-Pak Brochure Gel-Pak DGL Film Securely Holds Fragile Optics in Place During Vacuum Coating Process The Gel-Pak DGL film product is highly cross-linked polymer material designed for use in high temperature vacuum coating applications. The DGL film has a tacky surface which holds fragile glass/crystals/optics in place during the coating process. The DGL film is used one-time per coating step. Benefits Special DGL film has stable properties in vacuum chamber up to 220C for several hours Very low outgassing Does not create “shadows” on crystal surfaces Compatible with very small crystal sizes Compatible with wide range of coating processes DGL film is available in any sheet size required Film’s “tacky” surface can hold any crystal size. Not size dependent DGL film comes is range of tack levels Gel-Pak's experienced technical support staff is available to answer your questions related to products or associated applications. Contact Us!