Question

The information in the hologram exists in ________

(a) Colored Image form

(b) Black and white image form

(c) 3-D image form

(d) Coded form

The question was posed to me by my school teacher while I was bunking the class.

I would like to ask this question from HoloGraphy topic in portion Optics of Engineering Physics II

Answer 1

Right answer is (d) Coded form

For explanation I would say: All the information in a processed photographic plate, called hologram, exists in coded form. Information about the phase and the amplitude of the object wave is stored.