This standard specifies fundamental symbols and nomenclature for the unambiguous designation of imaging by optical systems in object space and image space.
DIN 1335:2003 history
2003DIN 1335:2003-12 Geometrical optics - Nomenclature and definitions
2003DIN 1335:2003 Geometrical optics - Nomenclature and definitions
1970DIN 1335:1983 Geometrical optics - Nomenclature and definitions