what is astigmatism?



what is astigmatism?..

Answer / sandhya

It is the defect of the eyes.In this case eye cannot
distinguish the colours.All colours appears the same.This
is due to the defect in cones and due to the deficiency of
Iodopsin the pigment present in cones.

Is This Answer Correct ?    0 Yes 1 No

Post New Answer

More Physics Interview Questions

what is difference between resolving power of telescope and microscope?

0 Answers  


what are black holes?

1 Answers   NTPC,


what is principle of superposition?

1 Answers  


How to caluculate the luminous efficiency?

1 Answers   Matrix,


Do neutrinos have mass?

1 Answers  






Is a new theory of light and matter needed to explain what happens at very high energies and temperatures?

0 Answers  


what is the kepler's second law of planetary motion?

1 Answers   Google,


what is the use of photometre?

1 Answers  


what is the difference between delta G and delta G powers zero?

2 Answers  


How to calculate an orbit at a given altitude?

0 Answers  


What is dark energy?

1 Answers  


How is time changed in a Blackhole?

1 Answers  


Categories