The Microscopic Imager is located on the arm of the rover. Its field of view is 1024 x 1024 pixels in size and it has a single, broad-band filter so imaging is in black and white.

What special equipment does perseverance have?

Perseverance rover will carry seven primary instruments:

An advanced camera system with panoramic and stereoscopic imaging capability and the ability to zoom. The instrument can also help scientists assess the mineralogy of the Martian surface and assist with rover operations.

Why don t Mars rovers have microscopes?

I can think of two reasons: There is a technical limitation: fragility, reliability, ... It isn't expected to teach us anything interesting.