DIN ISO 17123-4:2017-09 Optics and optical instruments - Field procedures for testing geodetic and surveying instruments - Part 4: Electro-optical distance meters (EDM measurements to reflectors) (ISO 17123-4:2012)
2017DIN ISO 17123-4:2017-09 Optics and optical instruments - Field procedures for testing geodetic and surveying instruments - Part 4: Electro-optical distance meters (EDM measurements to reflectors) (ISO 17123-4:2012)
2017DIN ISO 17123-4:2017 Optics and optical instruments - Field procedures for testing geodetic and surveying instruments - Part 4: Electro-optical distance meters (EDM measurements to reflectors) (ISO 17123-4:2012)