Polarimeter 150mm diameter circle

Order Code: 21224975.19

Category: General Lab Equipment II

Scale: 150 mm diameter circle is fixed, the table and telescope movements are completely independent of each other. Both movements can be read to 30 sec. of arc by means of double ended verniers. Both rotations have fine adjustment screws, and rele



SPECIFICATION

Specifications:-

  • Scale: 150 mm diameter circle is fixed, the table and telescope movements are completely independent of each other.

  • Both movements can be read to 30 sec. of arc by means of double ended verniers.

  • Both rotations have fine adjustment screws, and release of a clamping screw enables coarse adjustment to be made by hand.

  • Collimator: Mounted on fixed pillar and fitted with 178mm focus achromatic objective, 28mm clear aperture. Also fitted is a unilaterally adjustable slit 7mm long.

  • Telescope: Mounted on moveable pillar and fitted with 178mm focus achromatic objective, 28mm clear aperture. Also fitted is an x10 Ramsden eyepiece and glass cross line graticule.

  • Both the telescope and the collimator have rack and pinion focusing.

  • Prism Table: The table is marked with lines to assist lacing the prism with respect to the table levelling screws, and has interchangeable clamping units for the prism and a diffraction grating.

Standard accessories :

  • 1 x prism clamp

  • 1 x diffraction grating holder.

  • 1 x hand magnifier

  • 1 x tommy bar for adjusting optical axes.

  • 1 x plywood case

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