| Part No | Description |
| 1. | Moveable surface coated mirror. |
| 2. | Fixed surface coated mirror loaded with springs. |
| 3. | Compensator. |
| 4. | Beam Splitter. |
| 5. | Universal adjustable Telescope with cross line graticule. |
| 6. | Diffused Glass screen with pin-hole holder. |
| 7. | Main knobs for moving mirror no.1, lease count 0.01mm. |
| 8. | Slow motion drum for moving mirror no.2, least count 0.0001mm. |
| 9. | Screw with nut & spring to adjust the view of pin hole in horizontal position. |
| 10. | Screw with nut & spring to adjust the view of pin hole in vertical position. |
| 11. | Base on stand for Interferometer. |
| 12. | 3 knurled heads for adjusting the mirror no.2 parallel to no.1. |
| 13. | 3 knurled heads for adjusting the mirror no.1 parallel to no. 2. |
| 14. | Well grounded Lead Screw with pitch 1 mm. |
| 15. | Pin hole disc. |
| 16. | Condenser unit (adjustable). |
| 17. | Eyepiece (adjustable). |
| 18. | Spring knob for adjusting the lead screw. |
| 19. | Viewing window to read main scale. |
| 20. | Telescope holding clamp (universal type). |