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Research Polarizing Microscope

Name: Research Polarizing Microscope
Brand: LAFCO INDIA SCIENTIFIC INDUSTRIES
Price: 22000 INR
Availability: InStock

Price 22000 INR/ Piece

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MOQ : 1 Piece

Research Polarizing Microscope Specification

Features
Rotatable stage, polarizer & analyzer, Bertrand lens, compensator slots, strain-free optics, trinocular head

Focus System
Coaxial coarse and fine focusing knobs, tension adjustable

View Head
Trinocular; 360° rotatable with sliding interpupillary adjustment

Spare Parts
Replacement bulbs, fuses, eyepieces, objectives available

Theory
Polarized Light Microscopy for optical mineralogy, geology, and material science analysis.

Drawtube
Trinocular, 45° inclined, 360° rotatable

Sensor
Not Applicable (Optical only, digital camera optional)

Resolution
Optical; depends on objectives (up to 1000x with standard objectives)

Interface
Standard optical; trinocular for digital camera attachment possible

Frame Rate
Depends on camera (optional attachment)

Focal Distance
160 mm (Mechanical tube length)

Magnification
40x to 1000x (using 4x, 10x, 40x, 100x objective lenses with 10x eyepiece)

Dimensions
Approx. 475 mm (height) x 245 mm (width) x 355 mm (depth)

Focus Range
Coarse and fine focusing, approximately 30 mm travel

Eyepieces
WF10x/18mm with diopter adjustment

Eyepiece Tube
Interpupillary distance adjustable from 55 - 75 mm

Illumination
Transmitted Koehler illumination (Halogen 6V/20W or LED equivalent)

Coarse Adjustment Range
30 mm

Fine Adjustment Range
0.002 mm precision

Working Stage
Rotatable circular stage, 360° graduated, 150 mm diameter, vernier scale

Still Image Capture Resolution
Depends on camera; up to 5 MP (with optional camera)

Video Capture Resolution
Depends on camera (optional digital module)

Image Format
Available with optional digital camera attachment (JPG, BMP, etc.)

Interpupillary Distance
55-75 mm adjustable

Objective Achromatic
4x, 10x, 40x (S), 100x (Oil), PLAN Achromatic objectives

Condenser
Abbe N.A. 1.25 with iris diaphragm and swing-out polarizer

Light Source
Halogen lamp 6V/20W or LED multiple intensity with external power supply

Polarizing Accessories
Built-in rotatable polarizer (below condenser), analyzer in slide-in/out mount, accessory slot for compensators (, 1/4 plate, quartz wedge)

Dust Cover
Supplied for safe storage

Nosepiece
Reversed quintuple (5-position) ball-bearing nosepiece

Bertrand Lens
Centerable, focusable for conoscopic observation

Power Supply
AC 220V/110V selectable

Mechanical Stage Movement
Stage vernier precision to 0.1 for angular measurement

Transmitted Light Path
Koehler illumination system for uniform light field

Environmental Conditions
Operating temperature 10C-40C, max relative humidity 80%

About Research Polarizing Microscope

Research Polarizing Microscope

Focusing - Coaxial focusing is provided with coarse tension adjustment ring and graduated slow motion knobs. Adjustable safety lock is attached to prevent the breakage of specimen slides.

Illuminator - Koehler's Illuminator with pre-centered 20W Tungsten Halogen source & integral

Electric transformer with intensity control.Input voltage 220or110v.

Intermediate Tube - Built-in focusable Bertrand Lens with center adjustment. Built-in Analyzer removable from optical part. Analyzer can be rotated 90° with venire reading to Compensator 1 Lambda, 1/4 Lambda & Quartz Wedge can be inserted in the tube as per requirement. Compensator - Gypsum (1st. order red compensating plate, 560nm). Mica (145nm) & Quartz

Wedge(I-IV order).

Objectives - Stress less flat achromatic DIN Objectives PF4x/0.10, PF10x/0.25 & PF40x/0.65 SL Eyepieces - HKW10x Paired & WF 10x Cross

Polarizer - Fully rotatable Polarizer on a strain free N.A 1.25 abbe condenser with iris diaphragm. Optional Accessories - Detachable Mechanical Stage, Objectives PF20x & PF60X, Micrometer Eyepiece WF10x, Microphotography Equipment, 30º Inclined Siedentopf Heads. Wooden storing cabinet etc.

Research Polarizing Microscope is principal piece of equipment used by the Geologists to observe the optical properties of minerals. It has indispensable applications for petrography, crystallography, geology, mineralogy, ceramics, toxicology, chemical microscopy or detecting defects in semi-conductors, finding stress points in metals, glass & textiles etc

Stage - Compact Ball bearing Rotating Stage, 140mm dia., graduation with vernier, lock & stage specimen clips.

Advanced Polarized Light Microscopy

This microscope utilizes optimized polarized light for distinguishing optical characteristics in minerals, crystals, and biological specimens. The built-in polarizer, analyzer, and accessory slots accommodate a wide array of compensators, ensuring flexibility for various analytical tasks. Researchers benefit from a precise, rotatable stage and vernier for angular measurements, complemented by high-resolution optics for reliable image quality.

Reliable Construction and Versatile Operation

With a robust, metal frame, tension-adjustable focus, and interchangeable halogen or LED light source, the microscope promises longevity and adaptability. The trinocular, 360 rotatable head offers comfort during extended sessions and seamless integration of a digital camera (optional) for documentation or collaborative analysis. Compatible with standard AC power, its engineered for reliable operation in laboratory environments.

FAQs of Research Polarizing Microscope:

Q: How do I use the built-in polarizer and analyzer for polarized light observations?

A: To perform polarized light observations, rotate the built-in polarizer (located below the condenser) to align with the desired angle. Slide the analyzer into or out of its mount above the objective turret to enhance contrast. This setup enables you to observe birefringence and other optical properties in your specimen.

Q: What compensators can I use with this microscope, and what is their benefit?

A: The accessory slot is designed to hold (lambda), 1/4 compensator plates, and a quartz wedge. These compensators enhance your ability to quantify birefringence, measure optical path differences, and precisely determine material properties, which is especially useful in mineralogical and geological investigations.

Q: When should I use the Bertrand lens, and how is it adjusted?

A: The centerable, focusable Bertrand lens is essential for conoscopic observation, such as interference figure analysis in crystals. Engage the lens using its dedicated mechanism, and adjust its position and focus to achieve a sharp conoscopic image of the back focal plane of the objective.

Q: Where does the microscope get its illumination, and can it be adjusted for specific experiments?

A: Illumination is provided by either a 6V/20W halogen lamp or an equivalent LED, both featuring adjustable brightness. The Koehler illumination system allows precise control of light uniformity and intensity, tailored for various sample types and research requirements.

Q: How does the trinocular head enhance research documentation?

A: The 360 rotatable trinocular head makes it easy to switch between visual observation and digital documentation. By attaching an optional digital camera to the third viewing port, users can capture high-resolution still images and videos, facilitating detailed record-keeping and collaborative analysis.

Q: What is the process for maintaining and storing this microscope?

A: To maintain optimal performance, routinely clean optical components with lens-safe materials and cover the microscope with the supplied dust cover when not in use. Replacement bulbs, fuses, eyepieces, and objectives are readily available from the supplier, ensuring uninterrupted operation.

Q: What are the main usage benefits of this polarizing microscope for researchers and educators?

A: This microscope provides high-precision optical analysis essential for mineral identification, crystal orientation, and material science studies. Its advanced features support both qualitative and quantitative analysis, making it a valuable instrument in research laboratories, universities, and geological survey environments.

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