Model No:P-900A
SPECTROMETER 6 INCH BASE WITH STAINLESS STEEL SCALE 6 INCH BASE 60 SEC. VERNIER
| Parameter | Specification |
|---|---|
| Base | Consists of heavy cast metal painted 6 inch base with 3 leveling screws. |
| Scale | Circular SS Chromed scale is graduated 360° in half degrees 150mm dia (6 inch) with protective cover and acrylic windows to read verniers, is fixed to the telescope so that it moves when telescope is moved. |
| Vernier | 60 / 30 divisions of Vernier coincide with (59) divisions of the main circular divisions. |
| Collimator | Collimator is on a fixed pillar & has an achromatic lens 175 mm focal length achromatic objective of 25 mm aperture with an adjustable vertical slit at the contact. |
| Objective | Achromatic objective and Objective Holder Polycarbonate. |
| Slit | Consists of two sharp edges one fixed while the other can be moved by a screw provided. |
| Telescope | Astronomical Telescope is on a movable pillar with 175 mm 8x Ramsden eye-piece, tube inner black and matt finish paint inside. |
| Prism Table | Two circular plates separated by 3 springs having leveling screws. On its top a grating holder & prism holder is mounted. |
