Metallurgical microscope LB-41MUM Catalog

Metallurgical microscope LB-41MUM 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.

Viewing Head	Siedentopf trinocular viewing Inclined at 30° Interpupillary distance 48 mm ~ 75 mm
Eyepiece	Extra wide field eyepiece EW10×/22mm Eyepiece tube Φ30mm 5X/ 0.12/∞/ - (BF&DF) WD 12mm 10X/ 0.25/∞/ - (BF&DF) WD 10.0mm
Infinite Plan Achromatic Objective	40X/ 0.65/∞/ 0.17 WD 0.54mm 100X/ 1.25/∞/ 0.17 WD 0.13mm 50X/ 0.75/∞/ 0 (BF&DF) WD 0.32mm 100X/ 0.8/∞/ 0 (BF&DF)
Maximum Sample Height	30 mm
Reflected light	24V/100W Halogen light, Brightness adjustable Kohler illumination and aspherical condenser Blue, Green, Yellow and Ground glass filter
Transmitted Light	Swing-out condenser NA0.9/ 0.25 24V/100W Halogen light and aspherical condenser Blue filter
Focus	Fine Division 0.001 mm Coarse Stroke 37.7 mm per rotation Fine Stroke 0.1mm per rotation Moving range 30 mm
Nosepiece	Backward quintuple nosepiece
Stage	Double layer mechanical stage 186 × 138 mm/ 74 mm × 50 mm Specimen preparation plate Slide glass

• 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

Accessory No	Accessory	Specification
A40MUM	Infinite plan achromatic objective	5X/ 0.12/∞/ - (BF&DF) WD 12mm
A41MUM		40X/ 0.6/∞/ 0 (BF&DF)WD 2.9mm
A42MUM		50X/ 0.75/∞/ 0 (BF&DF) WD 0.32mm
A43MUM		100X/ 0.8/∞/ 0 (BF&DF) WD 2mm
A44MUM	Reflected light	Polarizer and analyzer
A45MUM		An integrate device for polarizer and analyzer
A46MUM	Filter	ND25, ND6
A47MUM	Stage	Glass specimen preparation plate

Used in industrial areas for PCB board, LCD display, metal structure observation and inspection. It also can be used for metallography education and research.