We use cookies to make our website more user-friendly and to continually improve it. Please agree to the use of cookies in order to proceed with using our websites. More information can be found in our data protection information and our cookie guidelines.

- Required
- Functional
- Personalization
- Required
  These cookies are essential for the operation of the site and enable, for example, security-relevant functions. In addition, we can also use this type of cookie to determine whether you want to remain logged in to your profile in order to make our services available to you more quickly when you visit our website again.
- Functional
  In order to further improve our offer and our website, we collect anonymized data for statistics and analysis. With the help of these cookies we can, for example, determine the number of visitors and the effect of certain pages on our website and optimize our content.
- Personalization
  We use these cookies to make it easier for you to use the site. For example, based on a previous (e.g. product search), you can conveniently access it when you visit our website again.

Attention: Your browser doesn't support javascript or you have deactivated Javascript in your browser. Please enable Javascript in your browser in order to be able to use all functions of this website.

NA 027

DIN Standards Committee Optics and Precision Mechanics

About NAFuO Projects Drafts Publications Documents withdrawn without replacement National committees European committees International committees

Standards [CURRENT]

DIN EN ISO 7944
Optics and optical instruments - Reference wavelengths (ISO 7944:1998); German version EN ISO 7944:1998

Title (German)

Optik und optische Instrumente - Bezugswellenlängen (ISO 7944:1998); Deutsche Fassung EN ISO 7944:1998

Document: referenced in other documents

Responsible national committee

NA 027-01-08 AA - Ophthalmic optics

Responsible european committee

CEN/TC 170 - Ophthalmic optics

Edition 1998-07

Original language German

Price from 42.10 €

Order from DIN Media

Table of contents

Contact

Jalini Mohanarajah

Alexander-Wellendorff-Str. 2
75172 Pforzheim

Tel.: +49 7231 9188-14

Send message to contact

Economic benefits

DIN SPEC

Why do standards cost money?

Get involved in standardization

Terminology