Philip Harris Spectrometer - Advanced

This advanced spectrometer is ideal for secondary schools and colleges, supporting in-depth exploration of light and atomic structure in physics lessons. Designed for precise measurement and analysis, it helps students investigate the composition of matter through spectral lines.

• Supplied with dense flint glass prism, prism clamp, diffraction grating holder, watchmaker's eyeglass, tommy bar, and polished hardwood case for storage.

Scale:

• The 177mm diameter circle is fixed, and the table and telescope movements are completely independent of each other.

• Both movements can be read to 30 sec. of arc by means of bouble 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, 32mm clear aperture. A unilaterally adjustable slit, 6mm long is also fitted.

• Telescope: Mounted on moveable pillar and fitted with 178mm focus achromatic objective, 32mm clear aperture. Also fitted is a x15 Ramsden eyepiece and a cross line graticule.

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

Prism Table:

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

Standard accessories supplied:

• 1 x dense flint glass prism.

• 1 x prism clamp.

• 1 x diffraction grating holder.

• 1 x Watchmaker's eyeglass.

• 1 x tommy bar for adjusting optical axes.

• 1 x Polished hardwood case.