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    Product Name Teelen TL3200A Research Grade Binocular Biological Microscope ShangGuangLiuChang BM-7 Binocular Biological Microscope
    Product Price $1913.00 In coming
    Details Details
    Model comparison
    type Light Light
    Method Brightfield Phase Brightfield
    Structure Upright Upright
    Number of eyepieces Binocular Binocular
    magnification 40-400× 400-1000× 1000-1600×
    Light Source LED Halogen
    Imaging Visual Visual
    Objective Oil Oil
    Parameter comparison
    Optical inspection system Optical inspection system
    observation head Hinged binocular head, 30 degrees tilt, pupil distance 48mm-75mm Hinged double cylinder 30 ° tilt, 360 ° swirl/spin
    eyepiece Large field of view eyepiece WF10X/F.N.22mm; Large field of view eyepiece WF16X/F.N.15mm
    converter Inward-looking four-hole converter
    objective lens Infinity high contrast flat field color difference objective 4X 10X 40X 100X (oil)
    Phase contrast device Infinity phase contrast flat field color difference objective 4X 10X 40X 100X (oil) centering telescope
    condenser NA1.25 Numerical aperture 1.25NA, Abbe condenser with variable light bar and color filter
    Focusing system Coaxial coarse fine-tuning mechanism, fine-tuning grid value 0.001mm, coarse travel 37.7mm per turn, fretting travel 0.1mm per turn, focusing Range 24mm
    stage Double-decked movable platform, graphite surface, Size 216x150mm, movement Range 75mmx55mm
    Cora Lighting External lower lighting system 3W/LED lighting