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Nade Polarizing Microscope NP-400B
Nade Polarizing Microscope NP-400B
Size: NP-400B
Note:
Category: Microscope
Description:
Polarizing microscope NP-400 can observe mineral crystal figure, color and interference color and also identify its optical performance. It is a good microscope used in geology, petroleum, coal, Chemical fiber, medical treatment and physic inspection. It is also widely used in academic demonstration and research.
Feature:
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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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Revolving round stage Φ 145mm, 360°rotatable and graduated in 1° increments,
minimum resolution 6,when using vernier scale
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Polarizer can be Swung out of Optical Path.6V/20W Halogen Lamp Illumination, Brightness Adjustable
Specification:
 Model
NP-400B
Viewing Head
Compensation free binocular head inclined at 30°, 360° rotatable
Eyepiece
Eyepiece WF10× /18with scale of crosshair
Eyepiece WF10×/18
Objective
Strain free achromatic objective 4×,10×,40×,60×
Nosepiece
Backward quadruple nosepiece
Analyzer
Rotatable analyzer with gradation 0°-90°
Bertrand Lens
Bertrand lens, sliding in/out of optical path
Optical Compensator
λ Slip (first class red),1/4λ Slip quartz wedge
Condenser
Abbe condenser NA1.25 with iris diaphragm & filter
Focusing
Coaxial coarse & fine adjustment, range 28mm, fine division 0.002
Polarizer
Sliding in/out of optical path, located on the top of collector
Illumination
6V/ 20W Halogen lamp, brightness adjustable