OBJECTIVE 

Fresnel biprism is used to divide the wavefront of a monochromatic, coherent beam of light producing an interference pattern. The wavelength of the light is determined. 

Features

• Corrosion resistance
• Robust design
• Superior strength

CONSISTS

Bi-Prism Holder             Aluminium die cast  6inch dia with 25 mm hole in the middle and having three metallic blocks L shape for holding Bi prism which                                             has a fine radial motion by a fine pitch screw.

Lens Holder spring type for equal opening & closing of both sides.(OPTIONAL)

Micrometer Eye Piece     FOR Viewing the Bi prism fringes Ramdsem Eye Piece, 10 x, is provided and it is carried on a slider which moves Horizontally along a                                             micrometer screw. You can count the fringes thus on the micrometer screw.

Optical Slit                     Ground S.S. Jaws having spring action for opening . A screw is provided for opening the slit.

Fresnel Bi-Prism             Size : 40 mm  x  32 mm made of Crown Glass optically true having a small wedge in the middle