OPTICAL COMPONENTS ON STEM

Precision glass polarisation filter, which is in a mounting on a steel rod and can be rotated on a ball-bearing. With angular scale marked in 1° intervals. Aperture: 38 mm dia. Extinction coefficient: >99.9 % at λ = 450 &ndash ... more

Optical component for demonstrating and investigating Newton’s interference rings. Composed of flat and curved glass pane in setting on a stem. Includes three adjustment screws for centring the interference module. Height of optical ... more

Narrow frequency-range optical filters for filtering out light of a specific wavelength from a spectrum featuring multiple wavelengths or for making a nearly mono-chromatic light source from a continuous spectrum. Diameter: 40 mm Thickness ... more

Narrow frequency-range optical filters for filtering out light of a specific wavelength from a spectrum featuring multiple wavelengths or for making a nearly mono-chromatic light source from a continuous spectrum. Diameter: 40 mm Thickness ... more

Narrow frequency-range optical filters for filtering out light of a specific wavelength from a spectrum featuring multiple wavelengths or for making a nearly mono-chromatic light source from a continuous spectrum. Diameter: 40 mm Thickness ... more

Retardation plate (λ/4 platelet) made of plastic foil, rotatable on a ball-bearing in a holder on a stem. With an angle scale possessing 1° increments. Aperture:                    ... more