Select all
Kamera, astronomi
Astrographs
Helioscopes
Reflektor, astronomi
Refractors, astronomi
Spectroscopes, astronomi
Spectrographs, astronomi
Astrolab, danjon prisma
Theodolites, universal, astronomi (altazimuths)
Meridian bulatan, bulatan azimuthal
Jam astronomi
Chronographs, astronomi, rakaman dan percetakan
Sextants
Kamera, satelit
Peningkatan imej dan peralatan pengiktirafan corak, elektronik, balai cerap
Teleskop, astronomi
