Metallurgical microscope MMUM-7A is an infinite optical system with high magnification objective and long working distance. Ingenious stand and convenient operation takes place. Powerful transmitted and reflected systems with Kohler illumination.
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Viewing head
Siedentopf trinocular headsplitting ratio
Erect image, 30° inclined
Interpupillary distance: 50 mm ~ 76 mm
Eyepiece:Trinocular = 100:0 or 0:100
Eyepiece
High eyepoint wide field plan eyepiece PL10X/25 mm, diopter adjustable
Objective
Bright & Dark Field Semi-Apochromatic Metallurgical Objective 5X, NA=0.15, WD=13.5mm
Bright & Dark Field Semi-Apochromatic Metallurgical Objectives 10X, NA=0.30, WD=9mm
Bright & Dark Field Semi-Apochromatic Metallurgical Objectives 20X, NA=0.50, WD=2.5mm
Bright & Dark Field Semi-Apochromatic Metallurgical Objectives 50X, NA=0.80, WD=1.0mm
Bright & Dark Field Semi-Apochromatic Metallurgical Objectives 100X, NA=0.90, WD=1.0mm
Nosepiece (with DIC slot)
Bright & Dark Quintuple Nosepiece
Frame
Coarse adjustment distance: 25mm
Fine precision: 0.001mm
Stage
4 inch three layers mechanical stage with glass plate, moving range: 102 mm(Y) x 105 mm(X)
Condenser
Swing-out type achromatic condenser (N.A.0.9)
Reflected Illuminator
BD reflected illuminator with iris field diaphragm and aperture diaphragm, central adjustable. With filter slot and polarizing slot. With switch for bright and dark field
Lamp House
12V/100W halogen lamp house, center pre-set
High magnification objective with long working distance
Comfortable operation with low position focus knob
Easy, safe and reliable lamp replacement device
Halogen lamp and adjustable brightness
Coaxial coarse and fine adjustment
Field diaphragm and adjustable center
Epi-illuminator with iris aperture diaphragm and iris field
Used in industrial areas for PCB board, LCD display, metal structure observation and inspection. It also can be used for metallography education and research.
