Film thickness monitoring     Vacuum coating systems (Equipment)     Vacuum coating (Services)         Sputtering sources     Sputtering targets         Europe, Middle East and Africa     North and South America     Asia Pacific VIRGINIA BEACH SENSORS LLC - www.virginiabeachsensors.com - 1632 Corporate Landing Pkwy, 23454 Virginia Beach, VA, USA Alex KALASINSKY, Email: alexkalasinsky@virginiabeachsensors.com, Tel. +1 757-426-6959 products: replacement quartz crystals: VBS concentrates on producing the world's best and most affordable 5 and 6 MHz quartz crystals for vacuum deposition film thickness monitors and controllers. company profile: Virginia Beach Sensors develops and manufactures sensors used in MBE, ALD, OLED and CVD markets. The company’s first product line will address the need in MBE research for a more durable, real-time, high sensitivity and high temperature thin film measurement sensor to measure nano-layer thin films used in their manufacture of “next generation” electronic devices. INFICON - Two Technology Place, East Syracuse, New York, 13057 USA Email, Tel. , Fax products: INFICON market-leading thin film deposition controllers and monitors control deposition rate and thickness of the most complex processes with unsurpassed measurement speed and precision. Enhanced software and logic I/O features allow the INFICON Thin Film Deposition Controller to be fully integrated into the vacuum system for automatic process control. To control less complex processes, use INFICON economical, precision controllers and monitors that measure films with 100 times more precision than conventional techniques. All INFICON crystal-based instruments use our patented measurement system, ModeLock, making them the most advanced instruments available. INFICON superior quartz crystals offer the highest reliability for millions of successful process runs. Available in 5 or 6 MHz with gold or silver electrodes, INFICON crystals are 100% factory tested to ensure quality. Sigma Instruments - www.sig-inst.com - 120 Commerce Drive Unit 1, Fort Collins, CO 80524, USA Email, Tel. , Fax products: Q-pod QCM Deposition Rate/Thickness Transducer, SQM-160 Multi-Film Rate/Thickness Monitor,   SQC-300 Series Deposition Controllers,  SQM-242 PCI Card Co-Deposition Controller,   CI-100 Crucible Indexer Our QCM (quartz crystal microbalance) monitors and controllers are well known for their beautiful color graphic displays and intuitive easy-to-use setup and operation. Our product line includes a broad range of accessories to complete your system and we can customize hardware and/or software to meet your needs. company profile: Founded in 1995, Sigma Instruments has grown to become a leading manufacturer of instrumentation for measurement and control of thin film processes. TANGIDYNE CORP - 19 South Street, 13108 Marcellus, USA Scott GRIMSHAW, Email, Tel. , Fax products: Quartz Crystals for Inficon Film Thickness Monitors, QCM's, Microbalances, vacuum feedthroughs and cables. company profile: Tangidyne Corp was established in 2001 by Scott Grimshaw, inventor of the RC-Quartz Crystal and Alloy Quartz Crystal monitor. Tangidyne has 5 patents in quartz crystal film thickness technology and makes stock items as well as custom sensors for research.     Keywords     www.vacuum-guide.com In situ monitoring parameters are indispensable for thin film fabrication. Among them, thickness and deposition rate control are often the most important in achieving the reproducibility necessary for technological exploitation of physical phenomena dependent on film microstructure.