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PLOARIZING MICROSCOPE KCX-125
Microscope / Polarizing Microscopes

PLOARIZING MICROSCOPE KCX-125

The Polarizing Microscope KCX-125 by KC SCIENTIFIC WORKS is a research-grade trinocular microscope featuring infinity-corrected strain-free optics, Plan Achromatic objectives, rotating polarizer, swing-out analyzer, Bertrand lens and graduated circular stage. Designed for petrography, mineralogy, crystallography and materials science, it supports advanced polarized-light observation, mineral identification and sci…

SKU: KCX-125

Category: Microscope, Polarizing Microscopes

Description

Contact our team for a detailed product description.

Technical Specifications

ParameterSpecification
Product NamePolarizing Microscope
Model NumberKCX-125
BrandKC SCIENTIFIC WORKS
ManufacturerKC SCIENTIFIC WORKS
Microscope TypeResearch Polarizing Microscope
Observation MethodTransmitted Polarized Light Microscopy
Optical SystemInfinity-Corrected Strain-Free Optical System
Viewing HeadTrinocular Siedentopf
Head Inclination30°
Interpupillary Distance48–75 mm
EyepiecesWide-Field WF10X / 22 mm
Eyepiece AdjustmentDiopter Adjustment
Objective TypeStrain-Free Plan Achromatic
Standard Objectives4X, 10X, 20X, 40X and 60X
Optional Objective100X Oil
NosepieceQuintuple Revolving Nosepiece
Standard Magnification Range40X–600X
Maximum Magnification with Optional Objective1000X
Polarizer360° Rotatable
AnalyzerSwing-Out
Bertrand LensBuilt-In
Observation ModesOrthoscopic and Conoscopic
Compensator SlotProvided
Stage TypePrecision Graduated Circular Rotating Stage
Stage Rotation360°
Stage DiameterApproximately 160 mm
CondenserStrain-Free Polarizing Condenser
Condenser DiaphragmIris
Focusing SystemCoaxial Coarse and Fine
Fine Focus Accuracy0.002 mm (2 µm)
IlluminationHigh-Brightness LED Köhler
Optical FiltersBlue, Green, Yellow and Frosted
Body ConstructionHeavy-Duty Metal
Camera PortTrinocular Photo Port
Digital Camera CompatibilityYes
Power SupplyAC 100–240V, 50/60Hz
Primary ApplicationsPetrography, Mineralogy, Crystallography and Materials Science
Product CategoryResearch Polarizing Microscopes

Key Features

  • 1. Advanced Research Polarizing Microscope
  • The KCX-125 Polarizing Microscope is designed for polarized-light observation of suitable minerals, crystals, geological specimens and other optically anisotropic materials.
  • 2. Infinity-Corrected Optical System
  • The microscope incorporates an infinity-corrected optical system intended for research-oriented specimen observation.
  • 3. Strain-Free Optical Components
  • The KCX-125 features strain-free optics to help minimize unwanted optical effects during polarized-light microscopy.
  • 4. Trinocular Observation Head
  • The microscope includes a trinocular observation head for binocular viewing and compatible digital imaging.
  • 5. Siedentopf Viewing Configuration
  • The Siedentopf viewing head provides an adjustable binocular observation arrangement.
  • 6. 30° Inclined Head
  • The microscope features a 30° inclined viewing head for laboratory observation.
  • 7. Adjustable Interpupillary Distance
  • The KCX-125 provides an interpupillary adjustment range of 48–75 mm.
  • 8. WF10X Wide-Field Eyepieces
  • The microscope includes WF10X / 22 mm wide-field eyepieces.
  • 9. Diopter Adjustment
  • The eyepiece configuration includes diopter adjustment for individual viewing requirements.
  • 10. Strain-Free Plan Achromatic Objectives
  • The microscope features strain-free Plan Achromatic objectives for polarized-light observation.
  • 11. 4X Objective
  • The 4X objective supports low-power scanning of geological and material specimens.
  • 12. 10X Objective
  • The 10X objective supports general polarized-light examination.
  • 13. 20X Objective
  • The 20X objective provides intermediate magnification for examining specimen structures.
  • 14. 40X Objective
  • The 40X objective supports detailed observation of suitable mineral and crystal structures.
  • 15. 60X Objective
  • The 60X objective provides higher-magnification observation of compatible specimens.
  • 16. Optional 100X Oil Objective
  • An optional 100X oil immersion objective is listed for applications requiring additional magnification.
  • 17. Quintuple Revolving Nosepiece
  • The KCX-125 incorporates a five-position revolving nosepiece.
  • 18. 40X–1000X Magnification Capability
  • The standard objectives provide nominal magnifications from 40X to 600X.
  • With the optional 100X objective, maximum nominal magnification reaches 1000X.
  • 19. 360° Rotatable Polarizer
  • The microscope incorporates a rotatable polarizer for adjusting the polarization orientation of transmitted light.
  • 20. Swing-Out Analyzer
  • The KCX-125 features a swing-out analyzer for switching between appropriate polarized-light observation arrangements.
  • 21. Built-In Bertrand Lens
  • The microscope incorporates a Bertrand lens for suitable conoscopic observation.
  • 22. Orthoscopic Observation
  • The KCX-125 supports orthoscopic polarized-light examination of suitable specimens.
  • 23. Conoscopic Observation
  • The microscope supports conoscopic observation for examining interference figures when the appropriate optical conditions are established.
  • 24. Compensator Slot
  • The microscope includes a compensator slot for compatible polarization accessories.
  • 25. Precision Circular Rotating Stage
  • The KCX-125 incorporates a graduated circular stage for specimen rotation.
  • 26. 360° Stage Rotation
  • The specimen stage supports 360° rotation.
  • 27. Approximately 160 mm Stage Diameter
  • The microscope includes a circular stage measuring approximately 160 mm in diameter.
  • 28. Strain-Free Polarizing Condenser
  • The microscope features a condenser intended for polarized-light observation.
  • 29. Adjustable Iris Diaphragm
  • The condenser includes an iris diaphragm for illumination aperture adjustment.
  • 30. Coaxial Coarse Focusing
  • The microscope incorporates coaxial coarse focusing for initial specimen adjustment.
  • 31. Coaxial Fine Focusing
  • The KCX-125 features fine focusing for precise image adjustment.
  • 32. 2 µm Fine Focus Accuracy
  • The supplied configuration specifies 0.002 mm fine focus accuracy.
  • 33. High-Brightness LED Illumination
  • The microscope uses LED illumination for transmitted-light microscopy.
  • 34. Köhler Illumination
  • The KCX-125 incorporates a Köhler illumination arrangement for controlled specimen lighting.
  • 35. Multiple Optical Filters
  • The microscope includes blue, green, yellow and frosted filters.
  • 36. Heavy-Duty Metal Construction
  • The KCX-125 features a metal body intended for regular laboratory operation.
  • 37. Trinocular Camera Port
  • The microscope includes a trinocular photo port for compatible digital microscope cameras.
  • 38. Digital Imaging Compatibility
  • The KCX-125 supports digital documentation when an appropriate camera and adapter are installed.
  • 39. Universal AC Power Input
  • The supplied configuration specifies AC 100–240V, 50/60Hz power compatibility.
  • 40. KC Scientific Works Research Microscope
  • The KCX-125 Polarizing Microscope is offered under the KC SCIENTIFIC WORKS geological, materials science and research microscope range.

Working Purpose

The Polarizing Microscope KCX-125 is designed for examination of suitable anisotropic materials using polarized light.

It is particularly useful for observing minerals, crystals, geological thin sections and materials that interact differently with light depending on their optical orientation.

The microscope incorporates a rotatable polarizer and swing-out analyzer to support polarized-light examination.

Its graduated circular stage allows specimens to be rotated during observation.

This helps users study optical characteristics such as birefringence, interference colors and extinction behavior.

The strain-free optical system supports examination of materials without introducing excessive unwanted polarization effects from the microscope optics.

The built-in Bertrand lens supports conoscopic observation of suitable specimens.

The trinocular viewing head allows direct visual observation and compatible digital imaging.

The KCX-125 is intended for petrography, mineralogy, crystallography, materials research, geological education and appropriate industrial inspection.

Applications

1. Geological Survey Laboratories

The KCX-125 Polarizing Microscope supports polarized-light examination of suitable geological specimens.

2. Petrography Laboratories

The microscope can be used for examination of prepared rock thin sections.

3. Mineral Identification

The KCX-125 supports observation of optical characteristics used in mineral identification.

4. Crystallography Research

The microscope can be used to study suitable crystalline materials and their optical properties.

5. Metallurgical Analysis

The microscope supports appropriate polarized-light examination of prepared metallurgical specimens.

6. Ceramic Industry

The KCX-125 can be used for optical examination of suitable ceramic materials.

7. Semiconductor Inspection

The microscope can support polarized-light inspection of compatible semiconductor-related materials.

8. Glass Manufacturing

The microscope can be used for examining suitable glass specimens and optical stress patterns.

9. Textile Fibre Analysis

The KCX-125 supports examination of suitable fibers using polarized-light microscopy.

10. Polymer Research

The microscope can assist in studying birefringent structures in compatible polymer specimens.

11. Pharmaceutical Material Analysis

The microscope can support polarized-light examination of suitable crystalline pharmaceutical materials.

12. Chemical Research Laboratories

The KCX-125 can be used for optical analysis of compatible crystalline substances.

13. Universities and Colleges

The microscope supports education in mineralogy, geology, crystallography and optical microscopy.

14. Forensic Science Laboratories

The microscope can support examination of suitable fibers, particles and crystalline trace materials.

15. Materials Science Research

The KCX-125 supports investigation of appropriate optically anisotropic materials.

16. Mineralogical Research

The microscope can be used to examine optical properties of prepared mineral specimens.

17. Geological Thin-Section Analysis

The KCX-125 supports observation of mineral structures in prepared geological thin sections.

18. Crystal Orientation Studies

The microscope can assist in examining crystal orientation using polarized-light techniques.

19. Industrial Quality Control

The microscope can support suitable polarized-light inspection tasks.

20. Advanced Laboratory Training

The KCX-125 supports practical training in orthoscopic and conoscopic microscopy.

Typical Specimens and Observations

SpecimenObservation Purpose
Geological Thin SectionsMineral identification and texture examination
Mineral CrystalsBirefringence and extinction observation
Rock SpecimensPetrographic examination
Crystalline MaterialsOptical anisotropy studies
Glass SamplesSuitable optical stress examination
Polymer FilmsBirefringence observation
Textile FibresFiber structure and optical property examination
Ceramic MaterialsOptical characterization
Pharmaceutical CrystalsCrystal observation
Forensic Trace MaterialsPolarized-light examination
Geological Research SamplesMineralogical analysis
Prepared Material SectionsStructural and optical examination

Working Principle

The Polarizing Microscope KCX-125 operates on the principle of polarized-light microscopy.

Light from the LED illumination system passes through the polarizer, which selects a particular polarization orientation.

The polarized light then passes through the specimen positioned on the rotating stage.

When light interacts with an anisotropic specimen, such as a birefringent mineral or crystal, its polarization state can change.

The analyzer allows suitable polarization-dependent image contrast to be observed.

When the polarizer and analyzer are arranged in crossed positions, many birefringent specimens display interference colors and extinction behavior.

By rotating the specimen stage, the observer can examine how the specimen's optical appearance changes with orientation.

The microscope can also be configured for conoscopic observation using the Bertrand lens and appropriate illumination conditions.

This allows suitable interference figures to be examined for crystallographic and mineralogical analysis.

Basic Polarizing Microscope Observation Process

  1. Microscope Setup: Position the KCX-125 on a stable laboratory bench.

  2. Specimen Preparation: Prepare a suitable geological thin section or compatible material specimen.

  3. Stage Positioning: Place the specimen on the circular rotating stage.

  4. Illumination: Switch on the LED illumination system.

  5. Objective Selection: Begin observation with a lower-power objective.

  6. Initial Focusing: Use coarse and fine focusing controls to obtain a clear image.

  7. Polarizer Adjustment: Select the required polarizer orientation.

  8. Analyzer Selection: Insert or remove the analyzer according to the observation method.

  9. Stage Rotation: Rotate the specimen stage to examine changes in optical appearance.

  10. Optical Examination: Observe interference colors, extinction and other suitable optical characteristics.

  11. Conoscopic Observation: Use the Bertrand lens and appropriate optical settings when interference figure examination is required.

  12. Image Documentation: Capture images using a compatible camera when installed.

Magnification System

The KCX-125 uses WF10X eyepieces with the specified objective lenses.

ObjectiveEyepieceTotal Magnification
4XWF10X40X
10XWF10X100X
20XWF10X200X
40XWF10X400X
60XWF10X600X
Optional 100X OilWF10X1000X

Standard nominal magnification range: 40X–600X.

Maximum with optional objective: 1000X.

Optical System and Objectives

ParameterSpecification
Optical SystemInfinity-Corrected
Optical ConfigurationStrain-Free
Objective TypePlan Achromatic
Standard Objectives4X, 10X, 20X, 40X and 60X
Optional Objective100X Oil
EyepiecesWF10X / 22 mm
Viewing HeadTrinocular Siedentopf
Interpupillary Distance48–75 mm
NosepieceQuintuple

Polarizer and Analyzer System

The KCX-125 incorporates a polarization assembly intended for research-oriented polarized-light observation.

Polarization Specifications

ParameterSpecification
PolarizerRotatable
Polarizer Rotation360°
AnalyzerSwing-Out
Bertrand LensBuilt-In
Compensator SlotIncluded
Orthoscopic ObservationSupported
Conoscopic ObservationSupported with Appropriate Setup
Primary PurposePolarized-Light Examination

Precision Rotating Stage

The microscope features a circular graduated rotating stage for positioning and rotating specimens.

Stage Specifications

ParameterSpecification
Stage TypeCircular Rotating
GraduationProvided
Rotation360°
DiameterApproximately 160 mm
Primary PurposeSpecimen Rotation During Polarized-Light Observation

Condenser and Illumination System

The KCX-125 features a strain-free polarizing condenser with an iris diaphragm.

Its LED Köhler illumination system is intended to provide controlled transmitted-light illumination.

Illumination Specifications

ParameterSpecification
CondenserStrain-Free Polarizing
DiaphragmIris
IlluminationHigh-Brightness LED
Illumination MethodKöhler
FiltersBlue, Green, Yellow and Frosted
Power SupplyAC 100–240V, 50/60Hz

Focusing System

The microscope features coaxial coarse and fine focusing controls for adjusting specimen focus.

Focusing Specifications

ParameterSpecification
Focusing TypeCoaxial Coarse and Fine
Fine Focus Accuracy0.002 mm
Fine Focus Accuracy in Micrometers2 µm
Primary FunctionPrecise Specimen Focusing

Orthoscopic and Conoscopic Observation

Orthoscopic Observation

Orthoscopic polarized-light microscopy is used to examine suitable specimen features under conventional focused observation.

It can support study of mineral appearance, interference colors, extinction and other optical characteristics.

Conoscopic Observation

Conoscopic microscopy uses a convergent-light arrangement to examine interference figures in suitable anisotropic specimens.

The built-in Bertrand lens supports viewing of these figures when the microscope is correctly configured.

This technique can assist with appropriate crystallographic investigations.

Digital Imaging Compatibility

The KCX-125 includes a trinocular photo port for compatible digital microscope cameras.

A suitable camera and optical adapter can be used for image documentation.

Digital Imaging Specifications

ParameterSpecification
Camera PortTrinocular
Digital Camera CompatibilityYes
Camera ResolutionNot Specified
Camera InterfaceNot Specified
Imaging SoftwareNot Specified
Camera InclusionNot Confirmed

Educational and Research Benefits

The KCX-125 Polarizing Microscope supports training and research involving polarized-light microscopy.

It helps users study:

  • Polarized-light microscopy principles

  • Optical anisotropy

  • Birefringence

  • Interference colors

  • Extinction behavior

  • Mineral identification

  • Geological thin-section observation

  • Crystal orientation

  • Orthoscopic microscopy

  • Conoscopic microscopy

  • Bertrand lens operation

  • Polarizer and analyzer adjustment

  • Graduated stage rotation

  • Optical focusing

  • Digital specimen documentation

Microscope Compatibility and Usage

The KCX-125 Polarizing Microscope is intended for examination of suitable geological, mineralogical, crystalline and industrial material specimens.

It can be used in geology departments, petrography laboratories, research institutions, universities and materials science laboratories.

The microscope should be positioned on a stable laboratory surface.

Specimens should be prepared using appropriate laboratory methods.

Observation should begin with a lower-power objective.

The polarizer and analyzer should be adjusted according to the intended observation mode.

The circular stage may be rotated to examine changes in specimen appearance.

The Bertrand lens should be used with appropriate optical settings for conoscopic observation.

Compatible compensators may be installed through the provided slot when required.

A suitable camera can be connected to the trinocular port for image documentation.

After use, the optical components should be cleaned with appropriate optical cleaning materials.

The microscope should be stored in a clean and dry environment.

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