NP-400 type single, double, and triple polarized microscopeDetailed product description：

NP-400 type single double triple polarized microscope

The NP-400 polarizing microscope can observe the crystal shape, color, interference color, etc. of minerals under single polarization, orthogonal polarization, and cone light, and accurately identify the optical properties of various minerals or other sample slices. This product is easy to use and has complete functions. It is widely used in the inspection of chemical fibers in geology, petroleum, coal, chemical industry, medical, pharmaceutical and other fields, as well as in teaching and research work in related majors in higher education institutions.

NP-400 type single, double, and triple polarized microscope specifications:

name	Explanation	monocular	binocular	three eyes
Observation system	Monocular tube, 45 ° tilt, 360 ° rotation	●
	Hinged binocular tube, 30 ° tilt, 360 ° rotation		●
	Three eyed observation head, tilted 45 °, rotated 360 °			●
eyepiece	WF10 ×/18 with crosshair eyepiece	●	●	●
	WF10 ×/18 eyepiece	●	●	●
objective lens	Stress free achromatic objective lenses 4 ×, 10 ×, 40 ×, 60 ×	●	●	●
transformer	Introverted four hole converter	●	●	●
Deviation detection device	0 ° -90 ° rotary analyzer	●	●	●
Bo's mirror	Bo's mirror, movable light path	●	●	●
Optical path compensator	λ test plate (first level red), 1/4 λ test plate, quartz wedge test plate	●	●	●
Circular rotating stage	Diameter ф 145mm, scale value of 1 °, float grid value of 6 ', adjustable center	●	●	●
condenser	NA1.25 Abbe style spotlight with variable light bar and color plate	●	●	●
Focus adjustment	Coaxial coarse micro focusing mechanism, focusing range 28mm, fine adjustment grid value 0.002mm	●	●	●
Deviation device	Can arrange the light path, located at the top of the light collecting mirror	●	●	●