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    Product Name Teelen TL3200B Research Grade Binocular Biological Microscope SHSGBM BM-20APHD Computer Phase Contrast Microscope
    Product Price $1977.00 $3147.00
    Details Details
    Model comparison
    type Light Light
    Method Brightfield Brightfield Darkfield Phase
    Structure Upright Upright Digital
    Number of eyepieces Trinocular Trinocular
    magnification 40-400× 40-400× 400-1000× 1000-1600×
    Light Source LED Halogen
    Imaging Hybrid Hybrid
    Objective Oil Oil
    Parameter comparison
    observation head Hinged trinocular head, 30 degrees tilt, pupil distance 48mm-75mm
    eyepiece Large field of view eyepiece WF10X/F.N.22mm
    converter Inward-looking four-hole converter
    objective lens Infinity high contrast flat field color difference objective 4X 10X 40X 100X (oil)
    condenser NA1.25 N.A.1.25 Adjustable medium Abemin field condenser with variable light bar
    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