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LB-573 Polarizing Photo Microscope Trinocular Transmission and Reflection System

LB-573 Polarizing Photo Microscope Trinocular Transmission and Reflection System with Infinite Plan Optical System (Infinity Color Corrected System) are specifically designed for geology, minerals, metallurgy, university teaching laboratories and other sectors. They are also used in chemical fiber industry, semiconductor industry and the pharmaceutical inspection industry more and more. The LB-572 polarizing microscope features a highly robust construction and first class optics designed to provide a long life and excellent quality images. The microscopes can be used for Single polarization, orthogonal polarization and conoscopic observation. Digital camera can be used together with the microscope for image analysis. Accessories like Gypsum slide, Mica slide, Quartz wedge and Mechanical stage are available.

Labomed Inc. is certified by ISO 9001, CE Conformity and is FDA Licensed.


  • Excellent Infinite Optical System
  • Widely used in geology, Mineralogy, Fossil fuel exploration
  • Single polarization, orthogonal polarization or conoscopic observation is available.

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Technical Specifications


With the features of easy operation, complete functions and economy, LB-573 Polarizing Photo Microscope Trinocular Transmission and Reflection System is an ideal instrument in geology, petroleum, coal, mineral, chemicals, semiconductor and pharmaceutical inspection fields. It is also widely used in academic demonstration and scientific research areas.

Technical Specifications

Optical System

Infinite Color Corrected Optical System

Viewing Head

Seidentopf Trinocular Viewing Head, inclined at 30°, 360° Rotatable


WF10×/ 20 with scale of Crosshair

WF10×/ 20 with Graticule

WF10×/ 20

Infinite strain free plan achromatic objective

Reflected/transmitted objective: 4×, 10×

Transmitted objective: 20×, 40×, 60×


Backward quadruple nosepiece, center adjustable. Only a quadruple nosepiece is available.


12V/50W halogen lamp, brightness adjustable; variable aperture diaphragm / field diaphragm


Rotatable analyzer with gradation 0°-360°

Bertrand Lens

Bertrand lens, sliding in/out of optical path

Optical Compensator

λ Slip (first class red), 1/ 4λ Slip, Quartz wedge

Round Stage

Diameter Φ160mm, Graduated in 2μm increments, Minimum resolution 6’ when using vernier scale


NA 0.9 Abbe Condenser with Iris Diaphragm & Filter


Coaxial Coarse & Fine Adjustment, Range on the Z-axis is 24mm, Fine Division 0.002mm



Transmitted Illumination

12V/ 30W Halogen Lamp, Brightness Adjustable. The illumination can only be halogen, but quartz wedge compensator is standard.

Camera/Computer Connections (optional)

The LC-2 or LC-15 work well with this microscope, the camera can be connected to a PC with a USB cable.

Mechanical Stage

Sample Images


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Spectrophotometers from Labomed
Labomed, Inc. Mailing Address: 2728 S La Cienega Blvd.
Los Angeles, CA 90034 U.S.A TEL (310) 202-0814  FAX (310) 202-7286 Email:, 

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