Expert Details

Expert in Optical Coatings, Vacuum Engineering, Ion Beam and Sputtering Technologies and Equipment

Expert ID: 725543 California, USA

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ExpertChutko has 38 years experience in optical coating, vacuum engineering, ion beam sources and their applications. He managed coating labs in Russia and USA producing a wide range of optical coatings; developed, designed and manufactured technological ion sources for ion beam assisted deposition. He developed and invented the ion beam figuring technology to produce high precise optical surfaces, created the model adequately describing an ion beam as a tool for optical surfaces ion beam figuring. He has a strong vacuum engineering experience; he is the author of VacMaster 2.0 vacuum engineering software. He has long term business relations with Russian manufacturers working in areas of ion beam and plasma equipment (ion sources, DC magnetron sputtering systems, arc evaporators, coating machines).

Expert has a strong experience with modern coating equipment - PVD coating machines based on electron beam evaporation, resistive evaporation, DC magenron sputtering, ion beam assisting systems, and technological ion beam sources. He has strong experience in optical coating design and technology.He also knows methods and equipment for coating process monitoring - quartz crystal and optical techniques. He developed special coating machines for coated glasses mass production, based on using big dimensional DC magnetrons with assisted ion sources and optical monitoring, knows how to upgrade coating machines. He also designed new toolings and methods, for instance, to monitor in situ ITO coating resistance. He also knows principles of coating equipment maintenance and repair. He knows well coating equipment vendors over the world.

He works with different coating materials used for optical coatings - oxides, sulfides, metals. He knows their optical parameters and methods of their deposition in vacuum by evaporation or sputtering.

He knows such coating processes as electron beam evaporation, resistive evaporation, magnetron sputtering, ion beam sputtering (including reactive ones and with ion beam assistance). He has a strong practical experience in optical coating design and coating process development for the main optical coatings - antireflection, mirrors, beam splitters, filters, ITO and others.

He knows how to measure coating thicknesses in situ using quartz crystal and optical methods, and according devices. He also knows techniques to calibrate coating equipment to obtain accurate and repeatable film thicknesses.

He knows electron beam evaporation technologies and electron beam equipment used for optical coating deposition in vacuum. He knows the principles of evaporation and how to work with and maintain the modern electron-beam evaporators. He also knows main electron-beam evaporator vendors.

He knows the main properties of evaporated films and layers stack, their quality specifications; knows how to test their quality and to measure their main parameters using standard techniques.

He has a strong knowledge of high vacuum and processes in it - pumping, out-gassing, gas permeation. He knows how to obtain a high vacuum from atmosphere to 10-8 torr and how to solve assisting problems and overcome troubles.

He knows how to calculate and design high vacuum system taking into account main real factors limiting pumping system possibilities. He is an author of vacuum engineering software VacMaster 2.0 allowing calculate and design practically any high vacuum system with different vacuum chambers and specify needed rough and high vacuum pumps, vacuum components (valves, baffles, mass flow controllers), vacuum chamber material and other important parameters.

He knows modern vacuum equipment - high vacuum pumps (diffusion, turbomolecular, cryogenic), roughing pumps, vacuum components (valves, gates, flange, pipes, feed-throughs, mass flow controllers and other), pressure measurement devices from atmosphere to high vacuum. He has a strong practical experience with that devices applications, knows vendors over the world.

He has strong knowledge and practical experience with optical coatings and optical components quality control in accordance with MIL specifications - spectral parameters, scratch and digs, flatness, parallelism, mechanical and chemical resistance, and others. He knows quality control methods and equipment. He wrote a lot of quality control standard operation procedures and manuals for optical components and optical coatings production.

He knows how to develop and organize coating facility both for lab and mass production. He organized and run optical coating facilities and architectural glasses sputtered coating facilities with a few coating machines and input/outpour quality control areas.

He has a strong knowledge of low vacuum (1000 - 10-3 torr) and how to obtain it. He knows low vacuum systems design, pumps, pressure measurement devices and methods, processes in a low vacuum (glow discharge, for instance).

He helped one of the leading telescope producing companies to solve a problem with telescope mirror coating quality. The client had problem with coating repeatability and spectral parameters. It was shown that the client has problems with coating equipment that leads to thin film density decreasing and absorption increasing, and run calibration. The given recommendations eliminated all troubles.He consulted a few clients regarding high transparent and high conductive ITO coating deposition by reactive electron-beam evaporation. He projected high precise optical surfaces ion beam figuring equipment and technologies for American and French clients. That projects based on his multi-years practical experience, developed ion beam figuring process model, associated software, model of ion beam source as a technological tool, investigated optical materials sputtering parameters, and assisting methods and techniques.He provides high vacuum system engineering and design - pumping time and ultimate pressure calculations with and without gas load, pumps and vacuum components selection, vacuum system design, existing and projected vacuum systems analysis, vacuum components vendors recommendation, vacuum components supply.He provides optical coating design and deposition technology consulting service, coating equipment upgrade (including ion beam technologies).


Year Degree Subject Institution
Year: 1970 Degree: MSc Subject: Semiconductors and Dielectrics, Electronic Engineering Institution: Moscow Institute of Steel and Alloys, USSR
Year: 1990 Degree: PhD Subject: Optical Devices, Technologies of Devices Fabrication Institution: Institute of Fine Mechanics and Optics, Leningrad, USSR

Work History

Years Employer Title Department
Years: 2007 to Present Employer: Undisclosed Title: Coating Lab Manager Department:
He manages the optical coating department producing a wide range of optical coatings - antireflection, beam splitters, mirrors, ITO, etc. His responsibility includes coating design, process organization, coating quality control, coating equipment maintenance, repair, and upgrade.
Years Employer Title Department
Years: 2004 to Present Employer: Undisclosed Title: President Department:
He opened and runs this vacuum equipment, coatings, and optics manufacturing, supplying and consulting business. The company offers worldwide a wide range of coating equipment and components, ion sources, DC magnetrons, power supplies, controllers, monitors, optical components, vacuum engineering software, provides a qualified consulting service.
Years Employer Title Department
Years: 1998 to 2001 Employer: Reynard Corporation Title: Technical Design Engineer, QC Manager, Operation Manager Department: Coating Lab
He managed optical coatings laboratory and QC department. His responsibility included production supervising, SOPs and manuals preparing, personnel training, special tooling development and design, IBAD technology and equipment development, coating chambers maintenance, upgrade, and repair.
Years Employer Title Department
Years: 1994 to 1998 Employer: Russian Shield, Russia Title: Head of Department Department: Coating Department
He was responsible for production of PC monitors screen filters and coated architectural glasses and plastics. Developed multilayer metal-dielectric coatings for screen filters and architectural glasses. Developed, designed and manufactured ion beam sources and DC magnetrons. Projected a new coating machine with three magnetron sputtering systems, ion sources, quartz crystal and optical monitoring, then used that machines in mass production.. These machines provided production volume 20 times increasing. Developed and organized two new coating departments including construction works, power, water, and compressed air communications design and construction, equipment installation and start-up works. Developed production process from raw glass to shipping including documentation (manuals, instructions, SOPs).
Years Employer Title Department
Years: 1991 to 1993 Employer: Russian Research Center "Kurchatov's Institute", Russia Title: Main Specialist Department:
He organized the vacuum coating lab.
Years Employer Title Department
Years: 1977 to 1991 Employer: "Krasnogorskiy zavod", USSR Title: Group Manager Department: Central Design Bureau
He worked in the optical department, optical coating laboratory. He run regular optical coating engineering and production duties, invented ITO coating technology, a few special tooling designs. He developed and invented the ion beam figuring technology to produce high precise big dimensional optical surfaces. This new technology included special technological ion souce, tooling, process and ion source mathematical models and software, special techniques and methods to monitor and control ion beam figuring process. The sputtering parameters of optical materials have been investigated; the special techniques and equipment had been created, patented, and invented. He designed and produced about 20 technological ion sources for different applications, manufactured precise optical components.
Years Employer Title Department
Years: 1973 to 1977 Employer: "Astrophysika", USSR Title: Engineer Department:
He was an engineer in CO2 laser laboratory and had been involved in power laser optical materials investigations.

International Experience

Years Country / Region Summary
Years: 2004 to Present Country / Region: Russia Summary: He runs business with a few Russian companies producing coating equipment, ion sources, DC magnetrons, and optical components. Also he supplies vacuum equipment, coating equipment, optical devices to Russian customers.
Years: 2005 to Present Country / Region: Europe and Asia Summary: He supplied vacuum engineering software VacMaster 2.0 to customers of Taiwan, Singapore, Germany, Swiss, France and other countries.
Years: 2006 to Present Country / Region: China Summary: He has good business relations with a few Chinese optical components manufacturers and vendors.
Years: 2007 to 2008 Country / Region: France Summary: He made review of the ion beam figuring technology present status and technical proposal of special ion beam figuring machine.
Years: 2008 to 2008 Country / Region: Canada Summary: He made the client's projected vacuum system design and performance analysis.

Career Accomplishments

Associations / Societies
Publications and Patents Summary
He has 30 publications, 6 patents and 1 patent application

Additional Experience

Vendor Selection
He knows and works with a lot of coating equipment, vacuum components, optical components, optical and other vacuum coating service supplier/vendors, designers and developers as in USA, as over the world (EU, Russia, China). He has established long term private and business contacts with many of them.
Other Relevant Experience
He can provide vacuum engineering and vacuum systems calculations and design, optical coatings design, End Hall ion sources design and manufacturing, DC magnetron sputtering devices, coating equipment general design, special tooling design (SolidWorks, Autodesk Inventor). He is also an expert in ion beam figuring of high precise optical surfaces - modeling, equipment and technologies.

Language Skills

Language Proficiency
Russian He is Russian.

Fields of Expertise

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