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Inverted Metallurgical Microscope MIUM-4A

Inverted Metallurgical Microscope MIUM-4A is a tabletop inverted microscopes with infinity plan achromatic objectives. Features superior coaxial coarse and fine focusing adjustment. Four color filters with a brightness adjustable halogen lamp. Digital cameras can be added to the trinocular tube to take images and make image analysis.

Viewing headSiedentopf trinocular head
Viewing head inclination degreeInclined at 30°
Interpupillary distance48 mm ~ 75 mm
Extra wide field eyepieceWF10X/ 22 mm
WF10X/ 20 mm Eyepiece with scale of cross hair
Infinite LWD plan achromatic objective5X/0.12/∞/0 (BF/DF) LWD 10.0 mm
10X/0.25/∞/0 (BF/DF) LWD 10.0 mm
20X/0.40/∞/0 (BF/DF) LWD 5.0 mm
50X/0.75/∞/0 (BF/DF) LWD 1.3 mm
100X/0.90/∞/0 (BF/DF) LWD 0.7 mm
NosepieceBackward quintuple nosepiece
StageDouble layer mechanical stage 226 mm × 178 mm
Moving range 40 mm × 40 mm
Small stage plate, Φ20 mm, Φ30 mm, water drop type
FocusFine division 2 μm
Move up 1 mm
Down 7 mm
Kohler reflected illumination12V/50W Halogen light, center and brightness adjustable
Polarizer and analyzer
FiltersBuilt-in Green, Blue, Yellow, Gray and Ground glass filters

Vertical objective movement for focusing


Infinity plan achromatic objectives


Infinite optical system provides excellent optical functions


Stable stand structure and comfortable operation


Blue filters for cooler and more neutral color of image


Green filters correct spherical achromatic aberrations


Ground glass filters for more even and diffused light

Used in institutes and laboratories to observe and identify the structure of various metal and alloy, in electronics, chemical and instrumentation industry, to observe the opaque material and transparent material.

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