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• Inter/Micro - The First 60 Years
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• Author Abstracts: Tuesday, Sept. 20
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• Workshop: Introduction to Hair and Fiber Microscopy
• Inter/Micro 2023
• Author Presentations: Tuesday, June 13
• Author Presentations: Wednesday, June 14
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Browse McCrone Online and In-Person Microscopy Training Course Catalog
• Asbestos ID by PLM, Asbestos NIOSH 582 (PCM), Fungal Spore ID, and Other Indoor Air Quality Courses
• Advanced Asbestos Identification (1608B) In-Person
• Advanced Asbestos Identification (1608B), March 4-8, 2024 In-Person
• Advanced Asbestos Identification (1608B), November 6-10, 2023 In-Person
• Advanced Asbestos Identification (1608B), October 14-18, 2024 In-Person
• Advanced Indoor Air Quality: Advanced Fungal Spore Identification (1635V)
• Advanced Indoor Air Quality: Advanced Fungal Spore Identification (1635V), January 15-19, 2024 Online
• Advanced Indoor Air Quality: Advanced Fungal Spore Identification (1635V), September 16-20, 2024 Online
• Advanced Indoor Air Quality: Advanced Fungal Spore Identification (1635V), September 25-29, 2023 Online
• Advanced Indoor Air Quality: Identification of Fungal Cultures (1632)
• Advanced Indoor Air Quality: Identification of Fungal Cultures (1632), May 23-25, 2023 In-Person
• Asbestos Fiber Counting [NIOSH 582] (1616)
• Asbestos Fiber Counting [NIOSH 582] (1616), August 5-9, 2024 In-Person
• Asbestos Fiber Counting [NIOSH 582] (1616), February 19-23, 2024 In-Person
• Asbestos Fiber Counting [NIOSH 582] (1616), May 6-10, 2024 In-Person
• Asbestos Fiber Counting [NIOSH 582] (1616), October 21-25, 2024 In-Person
• Asbestos Fiber Counting [NIOSH 582] (1616), October 23-27, 2023 In-Person
• Indoor Air Quality: Fungal Spore Identification (1630), October 16-20, 2023 In-Person
• Indoor Air Quality: Fungal Spore Identification (1630V) Online
• Indoor Air Quality: Fungal Spore Identification (1630V), April 8-12, 2024 Online
• Indoor Air Quality: Fungal Spore Identification (1630V), August 5-9, 2024 Online
• Indoor Air Quality: Fungal Spore Identification (1630V), December 11-15, 2023 Online
• Indoor Air Quality: Fungal Spore Identification (1630V), December 9-13, 2024 Online
• Microscopical Identification of Asbestos (1608A) In-Person
• Microscopical Identification of Asbestos (1608A), April 22-26, 2024 In-Person
• Microscopical Identification of Asbestos (1608A), August 12-16, 2024 In-Person
• Microscopical Identification of Asbestos (1608A), February 12-16, 2024 In-Person
• Microscopical Identification of Asbestos (1608A), October 30-November 3, 2023 In-Person
• Microscopical Identification of Asbestos (1608A), October 7-11, 2024 In-Person
• Microscopical Identification of Asbestos 1-Day Refresher (1601V) Online
• Microscopical Identification of Asbestos 1-Day Refresher (1601V), January 30, 2024 Online
• Microscopical Identification of Asbestos 1-Day Refresher (1601V), May 9, 2024 Online
• Microscopical Identification of Asbestos 1-Day Refresher (1601V), October 11, 2023 Online
• Microscopical Identification of Asbestos 1-Day Refresher (1601V), September 26, 2024 Online
• Modern Pollen Identification (1538)
• Mycological Laboratory Techniques for Environmental Samples (1660V) Online
• Mycological Laboratory Techniques for Environmental Samples (1660V), June 29-30, 2023 Online
• PLM, Forensic Microscopy, Drug Microcrystal, Food, and Other Microscopy Courses
• Advanced Forensic Microscopy (1701) / Advanced Applied Polarized Light Microscopy (1251)
• Animal Hair Identification (1208)
• Applied Polarized Light Microscopy (PLM) (1201) / Forensic Microscopy (1204) In-Person
• Applied Polarized Light Microscopy (PLM) (1201) / Forensic Microscopy (1204), December 2-6, 2024 In-Person
• Applied Polarized Light Microscopy (PLM) (1201) / Forensic Microscopy (1204), December 4-8, 2023 In-Person
• Applied Polarized Light Microscopy (PLM) (1201) / Forensic Microscopy (1204), February 5-9, 2024 In-Person
• Applied Polarized Light Microscopy (PLM) (1201) / Forensic Microscopy (1204), July 15-19, 2024 In-Person
• Applied Polarized Light Microscopy (PLM) (1201) / Forensic Microscopy (1204), May 13-17, 2024 In-Person
• Applied Polarized Light Microscopy (PLM) (1201) / Forensic Microscopy (1204), September 9-13, 2024 In-Person
• Applied Polarized Light Microscopy (PLM) Basics 1-Day Refresher (1200V) Online
• Applied Polarized Light Microscopy (PLM) Basics 1-Day Refresher (1200V), January 23, 2024 Online
• Applied Polarized Light Microscopy (PLM) Basics 1-Day Refresher (1200V), May 7, 2024 Online
• Applied Polarized Light Microscopy (PLM) Basics 1-Day Refresher (1200V), October 4, 2023 Online
• Applied Polarized Light Microscopy (PLM) Basics 1-Day Refresher (1200V), September 24, 2024 Online
• Comparative Microscopy of Soil (1710)
• Food Microscopy (1560)
• Forensic Dust Analysis (1750)
• Forensic Fiber Analysis: Advanced Microscopy and Microchemistry (1507)
• Forensic Microscopy of Glass (1712)
• Forensic Paint Microscopy (1715)
• Hair and Fiber Microscopy (1207)
• Hair and Fiber Microscopy (1207), August 19-23, 2024 In-Person
• Hair and Fiber Microscopy (1207), August 22-26, 2022 In-Person
• Introduction to Basic Human Body Tissues (1557)
• McCrone Chemical Microscopy at Cornell University (1202)
• McCrone Chemical Microscopy at Cornell University (1202), July 29-August 2, 2024 In-Person
• McCrone Chemical Microscopy at Cornell University (1202), July 31-August 4, 2023 In-Person
• Microcrystal Tests for Illicit Drugs and Diverted Pharmaceuticals (1725)
• Microcrystal Tests for Illicit Drugs Extraction Techniques (1728V) Online
• Microcrystal Tests for Illicit Drugs Group 1 (1726V) Online
• Microcrystal Tests for Illicit Drugs Group 2 (1727V) Online
• Microcrystal Tests for Illicit Drugs Groups 1 & 2 (1753V)
• Microcrystal Tests for Illicit Drugs Groups 1 & 2 (1753V), November 8-10, 2022 Online
• Microscopy of Extraneous and Foreign Matter in Food (1555)
• SEM, FTIR, Fluorescence, Sample Preparation, and Other Micromethods Courses
• Digital Imaging and Photomicrography (1105)
• Fluorescence Microscopy (1210)
• Fluorescence Microscopy (1210), October 25-27, 2022 In-Person
• Microchemical Methods (1270A)
• Practical Infrared Microspectroscopy -- FTIR (1422)
• Raman Microspectroscopy (1430)
• Sample Preparation and Manipulation for Microanalysis (1501E)
• Sample Preparation and Manipulation for Microanalysis (1501V) Online
• Sample Preparation and Manipulation for Microanalysis (1501V), June 25-27, 2024 Online
• Sample Preparation and Manipulation for Microanalysis (1501V), March 19-21, 2024 Online
• Sample Preparation and Manipulation for Microanalysis (1501V), October 15-17, 2024 Online
• Sample Preparation and Manipulation for Microanalysis (1501V), October 18-20, 2023 Online
• Scanning Electron Microscopy and X-ray Microanalysis (1402)
• Specialty Microscopy and Other Microscopy Courses
• Animal Hair Identification (1208)
• Digital Imaging and Photomicrography (1105)
• Introduction to Scientific Digital Imaging (1107V) Online
• Introduction to Scientific Digital Imaging (1107V), August 20, 2024 Online
• Introduction to Scientific Digital Imaging (1107V), March 26, 2024 Online
• Microscope Cleaning, Maintenance and Adjustment (1301V) Online
• Microscope Cleaning, Maintenance, and Adjustment (1301), July 23-24, 2024 In-Person
• Microscope Cleaning, Maintenance, and Adjustment (1301V), February 20-21, 2024 Online
• Microscope Cleaning, Maintenance, and Adjustment (1301V), November 12-13, 2024 Online
• Microscope Cleaning, Maintenance, and Adjustment (1301V), November 15-16, 2023 Online
• Microscopy for the Conservator of Art and Artifacts (1206)
• Microscopy for the Conservator of Art and Artifacts (1206), April 15-19, 2024 In-Person
• Microscopy of Explosives (1722) In-Person
• Microscopy of Explosives (1722), September 30-October 4, 2024 In-Person
• Pharmaceutical Microscopy (1203)
• Polymer Microscopy (1205)
• Wood and Vegetable Fiber Microscopy (1540)
Cancellation and Refund Policy
Certification in Applied Chemical Microscopy
• Certification Course Requirements by Category
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About
Dr. Walter C. McCrone
• The Life Work of Walter C. McCrone: Bibliography and Selected Historical Facts
McCrone Adjunct and Visiting Faculty
McCrone Faculty and Staff
McCrone Professional Associations
McCrone Research Institute Museum of Microscopy
McCrone Research Institute's Vision for the Future
Message from the Director
Mrs. Lucy B. McCrone
Students/Clients List
Publications
Books
• A Modern Compendium of Microcrystal Tests for Illicit Drugs and Diverted Pharmaceuticals
• Asbestos Identification
• Fusion Methods in Chemical Microscopy: A Textbook and Laboratory Manual
• Handbook of Chemical Microscopy, Volume II: Chemical Methods and Inorganic Qualitative Analysis
• McCrone Microscope Series Monographs
• Solicitation for the Microscope Series
• Volume 11. A Short History of the English Microscopes
• Volume 12. A Short History of the Early American Microscopes
• Volume 14. The Optical Performance of the Light Microscope, Part I
• Volume 15: The Optical Performance of the Light Microscope, Part II
• Volume 16. Accessories for the Light Microscope
• Volume 17. Special Methods in Light Microscopy
• Volume 20. Transmitted Polarised Light Microscopy
• Volume 47. Light Microscopical Resinography
• Volume 48. The Microscopy of Liquid Crystals
• Volume 49. The 4-Axis Universal Stage
• Volume 51. Glossary of Microscopical Terms and Definitions
• Volume 52. Teaching Microscopy
• Organic Microchemical Analysis (Organische Mikrochemische Analyse)
• Polarized Light Microscopy
• The Microscopical Characters of Artificial Inorganic Solid Substances: Optical Properties of Artificial Minerals
• The Optical Properties of Organic Compounds
Christmas and Holiday Card Gallery
Disclaimer
McCrone Dispersion Staining Color Chart and Blank Graph
McCrone Michel-Lévy Chart of Birefringences
McCrone: Judgement Day for the Turin Shroud
• Forward: Judgement Day for the Turin Shroud
• Preface: Judgement Day for the Turin Shroud
• Table of Contents: Judgement Day for the Turin Shroud
Microscope Series Monographs
The McCrone Particle Atlas - Volume I: Principles and Techniques
The McCrone Particle Atlas - Volume VI: Electron-Optical Atlas and Techniques
The Microscope Journal
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• 3-year Subscription to The Microscope: Subscription Agencies and Libraries (U.S.)
• Guide for Authors
• The Microscope Cumulative Indexes
The Microscope Journal - Recent Issues 2008 to Present
• The Microscope - Volume 52, First Quarter 2004
• The Microscope - Volume 56, First Quarter 2008
• The Microscope - Volume 56, Fourth Quarter 2008
• The Microscope - Volume 56, Second Quarter 2008
• The Microscope - Volume 56, Third Quarter 2008
• The Microscope - Volume 57, First Quarter 2009
• The Microscope - Volume 57, Fourth Quarter 2009
• The Microscope - Volume 57, Second Quarter 2009
• The Microscope - Volume 57, Third Quarter 2009
• The Microscope - Volume 58, First Quarter 2010
• The Microscope - Volume 58, Fourth Quarter 2010
• The Microscope - Volume 58, Second Quarter 2010
• The Microscope - Volume 58, Third Quarter 2010
• The Microscope - Volume 59, First Quarter 2011
• The Microscope - Volume 59, Fourth Quarter 2011
• The Microscope - Volume 59, Second Quarter 2011
• The Microscope - Volume 59, Third Quarter 2011
• The Microscope - Volume 60, First Quarter 2012
• The Microscope - Volume 60, Fourth Quarter 2012
• The Microscope - Volume 60, Second Quarter 2012
• The Microscope - Volume 60, Third Quarter 2012
• The Microscope - Volume 61, First Quarter 2013
• The Microscope - Volume 61, Fourth Quarter 2013
• The Microscope - Volume 61, Second Quarter 2013
• The Microscope - Volume 61, Third Quarter 2013
• The Microscope - Volume 62, First Quarter 2014
• The Microscope - Volume 62, Fourth Quarter 2014
• The Microscope - Volume 62, Second Quarter 2014
• The Microscope - Volume 62, Third Quarter 2014
• The Microscope - Volume 63, First Quarter 2015
• The Microscope - Volume 63, Fourth Quarter 2015
• The Microscope - Volume 63, Second Quarter 2015
• The Microscope - Volume 63, Third Quarter 2015
• The Microscope - Volume 64, First Quarter 2016
• The Microscope - Volume 64, Fourth Quarter 2016
• The Microscope - Volume 64, Second Quarter 2016
• The Microscope - Volume 64, Third Quarter 2016
• The Microscope - Volume 65, First Quarter 2017
• The Microscope - Volume 65, Fourth Quarter 2017
• The Microscope - Volume 65, Second Quarter 2017
• The Microscope - Volume 65, Third Quarter 2017
• The Microscope - Volume 66, First Quarter 2018
• The Microscope - Volume 66, Fourth Quarter 2018
• The Microscope - Volume 66, Second Quarter 2018
• The Microscope - Volume 66, Third Quarter 2018
• The Microscope - Volume 67, First Quarter 2019
• The Microscope - Volume 67, Fourth Quarter 2019
• The Microscope - Volume 67, Second Quarter 2019
• The Microscope - Volume 67, Third Quarter 2019
• The Microscope - Volume 68, First Quarter 2020
• The Microscope - Volume 68, Second Quarter 2020
• The Microscope - Volume 68, Third/Fourth Quarters 2020
• The Microscope - Volume 69, First Quarter 2022
• Critical Focus | Our Disappearing Dirt
• Editorial | The Microscopy of Degradation
• Microscope Past 30 Years Ago | The Use of the Common Glue Gun in Light and Scanning Electron Microscopy
• On Magnification, Calibration, Visibility, and Resolution
• The Effect of Ultraviolet Radiation on Dyed Man-Made Textile Fibers Using UV-Vis Microspectrophotometry (MSP) Technical Aspects on Spectral Alterations in Time
• The Microscope - Volume 69, Fourth Quarter 2022
• Area Percentage Charts to Aid Visual Estimation of Asbestos Concentration in Bulk Asbestos Samples
• Critical Focus | Germ Versus Germ
• Editorial | Polymorphism and "Universal Seeding," or Disappearing Polymorphs
• How We See: The Light Microscope, Visual Routines, and the Microscopist
• New Microcrystal Tests for Controlled Drugs, Diverted Pharmaceuticals, and Bath Salts (Synthetic Cathinones): Tramadol and Zolpidem
• The Microscope - Volume 69, Second Quarter 2022
• Critical Focus | The Cell Knows Who You Are
• Editorial | Inter/Micro is Back
• Microscope Past: 50 Years Ago | Some Observations Made with a Spectrum Projected into the Plane of the Object
• New Microcrystal Tests for Controlled Drugs, Diverted Pharmaceuticals, and Bath Salts (Synthetic Cathinones): Alpha-PVP
• The Dispersion Staining Technique and Its Application to Measuring Refractive Indices of Non-opaque Materials, with Emphasis on Asbestos Analysis
• The Microscope - Volume 69, Third Quarter 2022
• A Low-Cost Fiber Optic Visible Microspectrometer for the Small Forensic Science Laboratory
• Corrections | The Dispersion Staining Technique and Its Application to Measuring Refractive Indices of Non-opaque Materials, with Emphasis on Asbestos Analysis
• Critical Focus | Coming Up for Air
• Editorial | A Homecoming for Microscopists
• Inter/Micro 2022 -- International Microscopy Conference
• Microscope Past: 45 Years Ago | A Holographic Attachment for the Light Microscope
• Tricks of the Trade | An Alternative to the Traditional Coverslip Gripper, Particle Disperser, and Crusher
• The Microscope - Volume 70, First Quarter 2023
• Critical Focus | Farewell Reality, Hello Jellybeans
• Editorial | A New Path Forward for Forensic Science Learning
• The Calibration of Dispersion Staining Colors
• What We See Part 1: Morphological Properties of Particles in a Fixed Mount
• The Microscope - Volume 70, Second Quarter 2023
• Critical Focus | Published or Be Damned
• Editorial | The Best That Microscopy Has to Offer
• Inter/Micro 2023 -- International Microscopy Conference
• What We See Part 2: Physiochemical Properties of Particles in a Fixed Mount
Research
A Modern Compendium of Microcrystal Tests for Illicit Drugs and Diverted Pharmaceuticals
• IR Spectra Files for Microcrystal Tests
Development of Modern Microcrystal Tests for Controlled Drugs, Diverted Pharmaceuticals, and Bath Salts
Examining the Effects of Environmental Degradation on the Optical Properties of Manufactured Fibers of Natural Origin
McCrone Research Institute Research Positions
New Microcrystal Tests for Controlled Drugs, Diverted Pharmaceuticals, and Bath Salts (Synthetic Cathinones)
• IR Spectra Files for New Microcrystal Tests
Research and Development of Microcrystal Tests for Illicit Drugs and Diverted Pharmaceuticals
The Effect of Ultraviolet Radiation on the Microspectrophotometry (MSP) of Dyed Fibers
The Isabella Stewart Gardner Museum Heist
The McCrone Particle Atlas
The Shroud of Turin
• Amount of Modern Biological Contaminant Required to Raise the Date of a 36 A.D. Shroud
• Shroud and McCrone Sample Locations
• The Latest McCrone Shroud Update
• The Reactions to Dr. McCrone's Shroud Research
The Vinland Map