Just 'bateria'; it is commonly-understood that samba percussionists can be seen without a microscope.
Microscope
Compound microscope.
A magnifying lens
A microscope that has more than one lens is a compound microscope
A magnifying glass, or to REALLY enlarge things, a microscope.
The rotating structure on a microscope with various objective lenses on it is call the Turret.
'Animalcules'
microscope
microscope
What do you call a group of Dancers?
what do u call a group of words
you call a group of cakes a batch