| NP-400A Monocular Polarizing Microscopes |
With the features of steamline and stable frame, easy operation and
complete functions, polarizing microscop NP-400 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. |
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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, 1/4 λ Slip, 1/4 λ Slipand Quartz Wedge
are Equipped.
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Revolving
Round Stage Φ145mm, 360° Rotatable and
Graduated in 1°Increments, Minimum Resolution 6' when
UsingVernier Scale
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| Polarizer can be Swung out of
Optical Path, 6V20W Halogen Lamp Illumination, Brightness
Adjustable |
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Binocular Observing is
Available
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Viewing Head
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Monocular Head at 45°, 360°
Rotatable
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| Compensation
Free Binocular Head at 30°, 360° Rotatable |
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Eyepiece
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Eyepiece WF 10X with Scale of
Crosshair and 0.1mm
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Objective
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Strainfree Achromatic
Objective 4X, 10X, 40X, 60X
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Nosepiece
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Backward Quadruple Nosepiece
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Analyzer
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Rotatable Analyzer with
Gradution 0°-90°
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Bertrand Lens
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Bertrand Lens, Sliding in /
out Optical Path
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Optical Compensatoor
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λ Slip ( first class red ) ,
1/4 λ Slip, Quartz Wedge
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Revolving Round Stage
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Diameter Φ 135mm, 360°
Rotatable and Graduated in 1° Increments, Minimum Resolution
6' when Using Vernier Scale, Center Adjustable.
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Condenser
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N.A. 1.25 Abbe Condenser with
Iris Diaphragm & Filter
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Focusing
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Coarxial Coarse and Fine
Adjustment, Range 28mm, Fine Division 0.002
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Polarizer
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Sliding in / out of Optical
Path, Located on the Top of collector
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Illumination
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220V or 110V / 6V20W Halogen
Lamp, Brightness Adjustable
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