Question

Which of the following can be observed under polarized light and shows a Maltese cross.

Question 1 options:

	unit cell
	crystallite
	lamella
	spherulite
	repeat unit

Answer 1

# Option second crystallite is right answer.

* Polarized light is a contrast enhancing technique which makes better the quality of the image obtained with bifringent materials when compared to other techniques eg.,- darkfield and brightfield illumination, Hoffman modulation contrast e.t.c. Polarized light is mainly used for microscopy. Polarized light microscopy is primarily employed in microscopy, under polarization some of the crystals shows the 'Maltese Cross' eg.,- Rochelle Salt.