TEELEN TL-2900B Trinocular Transmission Polarizing Microscope
Trinocular Transmission Polarizing Microscope Stress-free Flat Field Objective 40-630 Times
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Instrument Introduction
Polarizing microscopes use the principle that light will produce polarized light through reflection, refraction, birefringence or scattering under certain conditions. Two polarizing filters that rotate with each other are added to the optical instrument to obtain a comfortable light intensity and improve the object. Contrast with the background.
Features
▲ Adopt infinity optical system and modular function design.
▲ Equipped with a stress-free long working distance plan objective.
▲ Wide-angle flat-field eyepiece: field of view diameter Ф18mm.
▲ Coarse and fine motion coaxial focusing mechanism, coarse motion adjustable, with limit locking device, fine motion scale value: 2μm.
▲ The polarized light observation device can be moved in or out of the optical path, and the polarizer and analyzer can be rotated 360°.
▲ Rotary stage, 360° equal division scale, vernier grid value 6', center adjustable, with locking device, the effective vertical stroke of the table can reach 35mm.
▲ Wide Voltage power supply (220V 50/60Hz). 6V20W halogen lighting with adjustable brightness.
▲ The trinocular tube can freely switch between visual observation and microphotography, and can be 100% light-transmitting during photography, which is suitable for low-light microscopic image shooting.

Teelen TL-2900B Polarizing MicroscopeSpecifications
| LIST | VALUE |
|---|---|
| observation head | Hinged triple head, 45 ° tilt, 360 ° rotatable with 0.5x C-port |
| eyepiece | Large field of view WF10X (0019 18mm); reticle eyepiece 10X (field number of view φ 18mm) grid value 0.10mm/grid |
| objective lens | Stress-free color difference objective (without coverslip) 4X, 10X, 40X, 63X |
| Total Magnification | 40~630X |
| Transmissive Illumination Light source | 6V20W halogen lamp, adjustable luminance (or optional 3.5V 1W LED lamp); polarizer can be rotated 0-90 degrees, can be removed from the light path; polarizer located under the platform, 0 position can be adjusted, 360 degrees can be rotated; built-in field of view and aperture diaphragm; |
| converter | Four holes (converter center adjustable) |
| Burnian mirror | A burger mirror that can move out of the light path |
| compensator | Lambda (top red), 1/4 lambda test plate and quartz perseverance test plate |
| Focusing system | Coarse fretting coaxial focusing, with locking and limit device, focusing range 35mm fretting grid value: 2μm |
| stage | Diameter φ 160mm, 360º rotating load round table, scale value 1º, vernier value 6 ', center adjustable; φ 2-φ 30mm variable light bar with φ 32 color filter; |
Teelen TL-2900B Polarizing Microscope Packing list
machine X1, operation manual X1, warranty card X1, certificate of conformity X1
[Note] Because the manufacturer's packaging may be updated or upgraded, the detailed packaging list shall be subject to the latest standard configuration of the manufacturer.
FAQ
- ActiveGB/T 44268.2-2024
- ActiveGB/T 44268.1-2024
- ActiveGB/T 44276.2-2024
- ActiveGB/T 44276.1-2024
- ActiveGB/T 44293-2024
- ActiveGB/T 43846.1-2024
- ActiveGB/T 43846.2-2024
- ActiveGB/T 43846.3-2024
- ActiveGB/T 13777-2024
- ActiveJB/T 8230.1-1999
- ActiveGB/T 42659-2023
- ActiveGB/T 42886-2023
- ActiveGB/T 9247-2008
- ActiveGB/T 9246-2008
- ActiveGB/T 22064-2008
- AbolishGB/T 22063-2008
- AbolishGB/T 22062-2008
- ActiveGB/T 22061-2008
- ActiveGB/T 22060-2008
- AbolishGB/T 22059-2008


TL-2900B






