NA 027
DIN Standards Committee Optics and Precision Mechanics
Standards
[CURRENT]
EN ISO 7944
EN ISO 7944
Optics and optical instruments - Reference wavelengths (ISO 7944:1998)
Title (German)
Optik und optische Instrumente - Bezugswellenlänge (ISO 7944:1998)
Responsible national committee
NA 027-01-08 AA - Ophthalmic optics