Archive of Collections



Details and Image



TypeModel No.MakerCountryConstruction
Material
DateScale LengthArea of Use
Linear
Laser Calculator
Perrygraf for Sylvania General Telephone & ElectronicsUSA
Cardstock
c. 197011.9 cm x 25.3 cmElectronics Industry

Notes: "Used to calculate laser parameters such as power, pulse energy, pulse duration, wavelength, index of refraction etc."


Image 1




Image 2