No
Ocular
Looking glass is another word for mirror.
Mirror
The word "diaphragm" has three syllables.
Every body has a diaphragm
That is the correct spelling of the word "diaphragm" in all usages.
mirror, as in the noun/object: looking glass, hand glass, seeing glass mirror, as in the verb: reflect, copy, act like, mimic, emulate.
The Spanish word for "mirror" is "espejo".
The Hindi word for mirror is Sheesha. It is pronounced Shee-Sha (a as in are).
A light microscope
mirror
microscope, telescope