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Guangzhou Yuexian Optical Instrument Co., Ltd
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    No. 81 Taojin North Road, Yuexiu District, Guangzhou City
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Product details
  • L2020Translucent and Reflective (Bicolor) Upright Metallographic Microscope Equipped with Translucent and Reflective Illumination System, Long Distance Flat Field Achromatic Objective Lens (without Cover Glass), Large Field Eyepiece, and Built in PolarizerInspection device, with clear optical system imaging and wide field of view, suitable for observing the internal organizational structure of materials in industrial and mining enterprises, universities, and scientific research institutions.

    Performance Characteristics ▲ Equipped with a large field eyepiece and a long-distance flat field achromatic objective lens (without cover glass), the field of view is large and clear. ▲ Coarse and micro coaxial focusing mechanism, adjustable coarse and micro elasticity, with locking and limiting devices, micro grid value: 2 μ m.

  • The reflective lighting system can simultaneously illuminate objects, and some objects can see their special effects.

    ▲ 6V20W halogen lamp, adjustable brightness.
    ▲ Three lens barrel, can freely switch between normal observation and polarized observation, and can perform 100% transparent photography.
    Standard Configuration
    model L2020A
    L2020B eyepiece Wide field of view WF10X (Φ 18mm)
    objective lens Long distance flat field achromatic objective lens (without cover glass) PL 5X/0.12
    Long distance flat field achromatic objective lens (without cover glass) PL 5X/0.12 Long distance flat field achromatic objective lens (without cover glass) PL L10X/0.25
    Long distance flat field achromatic objective lens (without cover glass) PL L10X/0.25 Long distance flat field achromatic objective lens (without cover glass) PL L40X/0.60
    Long distance flat field achromatic objective lens (without cover glass) PL L20X/0.40
    Long distance flat field achromatic objective lens (without cover glass) PL L60X/0.75 (spring) Long distance flat field achromatic objective lens (without cover glass) PL L40X/0.60
    Long distance flat field achromatic objective lens (without cover glass) PL L60X/0.75 (spring) Eyepiece tube
    Triple eyepiece, tilted at 30 degrees, (with built-in polarizer, switchable)
    Falling light illumination system 6V 20W halogen lamp, adjustable brightness
    Illuminator with field of view light barrier, aperture light barrier, polarizing film, (red, blue, green) color filter, and frosted glass focusing system Coarse micro coaxial focusing, micro grid value: 2 μ m, coarse elastic adjustment, with locking and limiting devices
    converter Four holes (inward ball positioning)
    Five holes (inward ball positioning) stage
    Double layer mechanical mobile type (size: 160mmX140mm, range of movement: 75mmX50mm)
    Transmissive lighting system
    Abbe spotlight NA.1.25 can be raised and lowered up and down
    (Blue, green) color filter and frosted glass
    Collector, suitable for halogen lamps 6V 20W halogen lamp, adjustable brightness
    Optional accessories
    name Category/Technical Parameters
    1051016
    serial number
    1121010
    eyepiece Wide field of view WF16X (Φ 11mm)
    2250150
    Divide into 10X (Φ 18mm) grids with a value of 0.1mm per grid
    2250180
    objective lens
    2250111
    Long distance flat field achromatic objective lens (without cover glass) PL L 50X/0.70
    2240111
    Long distance flat field achromatic objective lens (without cover glass) PL L 80X/0.80 Long distance flat field achromatic objective lens (without cover glass) PL L 100X/0.85 (spring)
    115003
    Flat field achromatic objective lens (without cover glass) PL 100X/1.25 (spring, oil) Color filter
    810001
    Yellow filter
    810004
    CCD connector
    810002
    0.4X
    810003
    0.5X 1X
    800001
    0.5X with dividing ruler, grid value 0.1mm/grid
    800003
    Camera equipment
    800005
    DV-1 with USB and Video Output DV-2 (USB output 130/300/500/1 million pixels)
    840001
    DV-3 with Video Output
    840002
    camera setup
    840003
    2.5X/4X zoom photography device with 10X viewfinder eyepiece
    840004
    4X autofocus photography device MD snap ring
    820001
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