4X 10X 20X 40X 60X 100X 195 Achromatic Microscope Objective 40X

4X 10X 20X 40X 60X 100X 195 Achromatic Microscope Objective Lens Laboratory Biological Microscope Parts Function: 195 Achromatic Microscope Objective Lens Laboratory Biological Microscope Parts Features: Standard cover glass thickness 0.17mm For biological microscope Specification: Standard RMS thread 4X: numerical aperture () 0.1; working distance 18mm 10X: numerical aperture () 0.25; working distance 7mm 20x (S): numerical aperture () 0.4; working distance 0.55mm 40X(S): numerical aperture () 0.65; working distance 0.53mm 60X (S): numerical aperture () 0.85; working distance 0.18mm 100X (S + oil): numerical aperture () 1.25; working distance 0.13mm Packing list: Objective lens*1

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