With the features of streamline and stable frame, easy operation and complete functions, polarizing microscope PL-4 is the best choice for user to observe mineral crystal figure, color and interference color and also exactly identify the optical performance of mineral and other crystal specimen.
Features:
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0°-90° Rotatable Analyzer and when out of optical path, Single Polarizing Observation is Available. With Bertrand, Interferogram of Specimen can be observed clearly. λ Slip，1/4λ Slip and Quartz Wedge are Equipped |
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Quadruple Nosepiece, Center Adjustable |
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Polarizer can be Swung out of Optical Path。6V/ 20W Halogen Lamp Illumination, Brightness Adjustable |
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Trinocular Observing is Available |
Specification：
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PL-4B |
PL-4T |
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Viewing Head |
Compensation Free Binocular Head at 30°, 360° Rotatable |
● |
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Compensation Free Trinocular Head at 30°, 360° Rotatable |
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● |
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Eyepiece |
Eyepiece WF10×/ 18 with Scale of Crosshair |
● |
● |
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Eyepiece WF10×/ 18 |
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● |
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Objective |
Strain free Achromatic Objective 4×、10×、 |
● |
● |
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Nosepiece |
Backward Quadruple Nosepiece, Center Adjustable |
● |
● |
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Analyzer |
Rotatable Analyzer with Gradation 0°-90° |
● |
● |
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Bertrand Lens |
Bertrand Lens, Sliding in/out of Optical Path |
● |
● |
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Optical Compensator |
λ Slip（first class red）, 1/ 4λ Slip, Quartz Wedge |
● |
● |
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Revolving Round Stage |
Diameter Φ160mm, Graduated in 1°Increments, Minimum Resolution6’when using Venire Scale |
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● |
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Condenser |
NA1.25 Abbe Condenser with Iris Diaphragm & Filter |
● |
● |
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Focusing |
Coaxial Coarse & Fine Adjustment, Range28mm, Fine Division0.002mm |
● |
● |
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Polarizer |
Sliding in/ out of Optical Path, Located on the Top of Collector |
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● |
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Illumination |
6V/ 20W Halogen Lamp, Brightness Adjustable |
● |
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Note: “●” in the table is standard attachment. “○” is optional accessories.
Design change: To keep pace with technological
advances, we have reserved the right to
make design modification and changes
without notice.