Biological section

Biological section.
Compound Microscope, also known as high power (high magnification up to 40x~2000x) microscope, or biological microscope, that uses a compound lens system, including the objective lens (typically 4x, 10x, 40x, 100x), also noted as biological microscope, which mainly used to view a prepared slide, or live creatures in petri dish. We may view them through eyepiece, or through digital camera and LCD screen, or even by your smart phone!