Across
- 5. Comes under physical optics
- 7. this type of Prisms has refracting angle < 10 deg
- 8. Gave Law for bending of light
- 11. Used in submarines
- 12. Very low for fiber optics
- 13. Thus type of dispersion leads to clear separation of colors
Down
- 1. Used to see celestial and terrestrial objects
- 2. Analogous to coordinate geometry
- 3. One of the commonly occurring defects
- 4. Incident angle formed in the denser medium for which r = 90 degree in rarer medium
- 6. Type of lens used in simple microscope
- 9. The best looking natural caused by light
- 10. Measure of focal power