Inverted Metallurgical Microscope LB-30IUM Catalog

Inverted metallurgical microscope LB-30IUM 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 head	Trinocular head
Viewing head inclination degree	Inclined at 30°
Interpupillary distance	48 mm ~ 75 mm
Eyepiece	High-point, extra wide field eyepiece EW10×/ 20mm
Infinite plan achromatic objective	4X/ 0.1/∞/- WD 17.3 mm 10X/0.25/∞/- WD 10.0 mm 20X/0.40/∞/0 WD 5.8 mm 40X/0.65/∞/0 WD 0.52 mm
Nosepiece	Quintuple nosepiece
Stage	Plain stage with slide clips
Focusing	Coarse stroke 37.7 mm per rotation Fine stroke 0.2 mm per rotation Fine Division 0.002 mm Moving range up to 8 mm, down 3 mm
Kohler Illumination	Halogen lamp 6V/ 30W, Kohler illumination
Filter	Blue, Yellow, Green and Frosted filters
Polarization Set	Polarizer and Analyzer

• 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

Accessory No	Accessory	Specification
A30IUM	Eyepiece	High eyepoint wide field eyepiece WF15X/13 mm
A31IUM		High eyepoint wide field eyepiece WF20X/10 mm
A32IUM	Objective	LWD plan achromatic metallurgical objective 100X/0.8, WD=2.0 mm
A33IUM	Nosepiece	Backward quintuple nosepiece
A34IUM	Illumination	Reflected Koehler illumination with iris diaphragm and centerable field diaphragm, wide-range voltage 90 V ~ 240 V, 6 V / 30 W halogen bulb, with continuous intensity adjustment.
A35IUM	Polarizer kit	Polarizer and the analyzer can be removed from the optical path, the analyzer can be rotated 360°.

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.