Biological Microscope, Metallurgical Microscope, Stereo Microscope manufacturer / supplier in China, offering Boshida Bd-41m-D3 50X-1000X Inverted Metallurgical Microscope Bright Field Polarizing with Transmitted&Reflected Illumination, Boshida Bd-41m-D2 50X-1000X Inverted Metallurgical Microscope Bright Field Polarizing for Material Research, Boshida Bd-41u-D3 50X-1000X Metallurgical Microscope Bright Field Polarizing with Transmitted&Reflected Illumination and so on.