APERTURES, DIFFRACTION ELEMENTS AND FILTERS

The red filter is mounted in a holder that can be screwed onto the focusing lens of the microscope camera. The red filter is used for observing the red cadmium line (λ = 644 nm) in the experiment normal Zeeman effect.  ... more

A bandpass interference filter for the selection of the turquoise cadmium line (λ = 480 nm) for the anomalous Zeeman effect experiment. The bandpass interference filter is mounted in a holder that can be screwed onto the focusing lens ... more

Photographic diffraction objects in a slide frame. Dimensions: 50x50 mm² Slit width [mm]: 0.10; 0.15; 0.20 Slit spacing [mm]: 0.30 No. of slits: 2 more

Photographic diffraction objects in a slide frame. Dimensions: 50x50 mm² Slit width [mm]: 0.15 Slit spacing [mm]: 0.25; 0.50; 0.75; 1.00 No. of slits: 2 more

Diaphragm with 4 Multiple Slits and Gratings. Photographic diffraction objects in a slide frame. Dimensions: 50x50 mm² Slit width [mm]: 0.15 Slit spacing [mm]: 0.25 more

Diaphragm with 3 ruled gratings. Photographic diffraction diffraction objects in a slide frame. Dimensions: 50x50 mm² Line count (cm-1): 20; 40; 80 Lattice constant (mm): 0.50; 0.25; 0.125 more

Ruled gratings. Photographic diffraction diffraction objects in a slide frame. Dimensions: 50x50 mm² Line count (cm-1): 80 Lattice constant (mm): 0.125 more

Diaphragm with 2 cross gratings. Photographic diffraction diffraction objects in a slide frame. Dimensions: 50x50 mm² Line count (cm-1): 40 Lattice constant (mm): 0.25 No. of lines : 4 Lines/mm more

Diaphragm with a Single Slit and Rib. Photographic diffraction object in a slide frame. Slit and rib width: 0.5 mm each Dimensions: 50 x 50 mm² more

Photographically prepared and mounted in slide frames. Ø [mm]: 1.00; 1.50; 2.00 more

Five slit and hole diaphragms in a slide frame. Dimensions: 50 x 50 mm² Contents: 1 Slit, slit width 1 mm 1 Threefold slit, slit width 1 mm, slit spacing 5 mm 1 Fivefold slit, slit width 1 mm, slit spacing 5 mm 1 Apertured diaphragm ... more

Glass plates with 12 different single and double diffraction apertures for quantitative diffraction experiments. Diameter of support: 40 mm Aperture irregularities: Single apertures: Diameters: 20, 30, 50, 100, 200 and 500 µm Double apertures ... more

Glass plates with three double slits of different separations for quantitative diffraction experiments. Diameter of support: 40 mm Irregularities: Slit width: 70 µm Separations: 200, 300 and 500 µm more

Glass plates with four different numbers of multiple slits for quantitative diffraction experiments. Diameter of support: 40 mm Irregularities: <1 µm Slit width: 40 µm Slit separation: 100 µm Number of slits: 3, 4 ... more

Object holder with magnetic base to accommodate optical apertures in slides (50x50 mm2), e.g. single slit N (U8470870) or triple/quintuple slit N (U8478110). more

Five single slits of different widths in a slide frame. Specifications: Slit widths: 0.1/ 0.2/ 0.4/ 0.8/ 1.6 mm Dimensions: 50x50 mm² more

Five hole diaphragms of different diameters in a slide frame. Hole diameter: 1/ 3/ 6/ 10/ 15 mm Dimensions: 50x50 mm² more

Photographic diffraction object in a slide frame. Single slit widths: 0.075 / 0.15 / 0.4 mm Double slit width: 0.1 Double slit spacing: 0.5 mm Dimensions: 50x50 mm² more

Set of four image objects in a slide frame. Dimensions: 50x50 mm² Contents: 1 Scale, 15 mm with scale divisions of 0.1 mm 1 Photograph 1 F diaphragm 1 Number 1 diaphragm more

Photographic diffraction objects in a slide frame. Dimensions: 50x50 mm² Diameter: 0.1 – 1.8 mm more

Photographic diffraction objects in a slide frame. Dimensions: 50x50 mm² Diameter: 0.1 – 1.8 mm more

This copy of a Rowland grating is supplied on a collodion foil between two glass plates in a metal frame for the purpose of projecting diffraction spectra, measuring wavelengths and observing spectra with spectrum lamps. Lines/unit length ... more

Transmission grating for spectroscopic examinations and for experiments on diffraction and interference. Suitable to resolve the Na-D lines. Mounted on glass carrier. Dimensions: 38 mm x 50 mm more

Transmission grating for spectroscopic examinations and for experiments on diffraction and interference. Suitable to resolve the Na-D lines. Mounted on glass carrier. Dimensions: 38 mm x 50 mm more

Consisting of four line gratings mounted in slide frame with protective glass plates. For students and demonstration experiments. 80, 100, 300 and 600 lines/mm. Projection aperture: 24 mm x 35 mm Dimensions: 50 mm x 50 mm more