[8.4.4] A photometer for measuring the optical density (common logarithm of the reciprocal of the transmittance or reflectance) of materials.
« Back to Definitions Index- About
-
Membership
- Events
- Standards
- Research
-
Education
- Webinars
- Indispensable Lighting Series
- Trailblazers and Icons
- Podcasts
- Definitions & Nomenclature
- Face to Face Material
- Annual Conferences
- Speakers Directory Members Only
- Facilitator Directory Members Only
- Sponsored Webinar Library
- Industry Certifications
- LC Study Group
- IES Ready Reference App
- FAQs, Forms & Guidelines
- Public Policy
- LD+A
-
Store
- Lighting Fundamentals
- IES Application Seminars
- IES Intermediate Seminars
- Recommended Practices & ANSI Standards
- Lighting Energy Management
- Design Guides
- IES Guidelines
- Lighting Measurements Testing & Calculation Guides
- Technical Memoranda
- Lighting Publication Packages
- Other IES Publications
- LD+A Magazine
- Lighting Handbooks
- Lighting Books
- Lighting Library
- LC Study Group
- Errata and Addenda
Definitions and Nomenclature
densitometer
- March 4, 2017