HARRIS STANDARD SPECTROMETER VERNIER

An economically priced, high-quality, precision manufactured instrument capable of quantitative work. The main structural parts including the collimator and telescope bodies are manufactured from heavy castings for durability and precision. This lab-quality spectrometer offers excellent quality at a price that every classroom can afford.

Scale:

• 170mm diameter, 0 to 360? x 1?, capable of independent rotation, with locking screw. A spring-loaded Vernier scale (attached to the telescope mount) provides readings to 0.1? (6 minutes of arc).

Collimator:

• Mounted on a fixed pillar and consists of an adjustable 6mm long slit on one side, with an achromatic converging lens (focal length 150mm) on the other

Prism Table:

• Mounted on a 175mm diameter circular degree scale, and is provided with three levelling screws and has lines marked to assist with precise placement of prism.

The astronomical type telescope consists of an achromatic objective (focal length170mm)at one end and a Ramsden's eyepiece with cross wires. It is mounted on a moveable pillar complete with adjustment, locking screw and axis adjustment.

• Dimensions: 419mm x 310mm x 279mm
• Weight: 4.9kg

Standard Accessories include:

• 1 x prism clamp for prisms up to 40mm high
• 1 x diffraction grating holder aperture 25mm x 25mm
• 1 x small screwdriver
• 1 x tommy bar for axis adjustment
• supplied in a durable thermocole box and includes working instructions.

Spectrometer Prims can be purchased separately (B8A46413).