Objectives for Brightfield Observation Specifications Abbreviations in product table N.A.: Numerical aperture W.D.: Working distance P.D.: Parfocal distance f: Focal distance R: Resolving power D.F.: Depth of field FOV 1: Field of view when using ø24 mm eyepiece FOV 2: Field of view when using a digital camera with 1/2" chip size Refer to the microscope units and objective lenses brochure M Plan Apo SL Features • Super Long Working Distances • Infintiy Corrected • Bright Field Inspection • High Qualtiy Plan Apochromat Design • Flat Image Surface over Entire Field of View M Plan Apo SL for Bright Field Observation Compatible with microscope types VMU / FS-70 / MF-U / Hyper MF-U Note: These objectives offer extra-long working distance. No. Model N.A. W.D. [mm] P.D. [mm] f [mm] R [μm] D.F. [μm] FOV 1 [mm] FOV 2 [mm] Mass [g] 378-810-3 M Plan Apo SL 20X 0,28 30,5 95 10 1 3,5 ø1,2 0,24 x 0,32 240 378-811-15 M Plan Apo SL 50X 0,42 20,5 95 4 0,7 1,6 ø0,48 0,1 x 0,13 280 378-813-3 M Plan Apo SL 100X 0,55 13 95 2 0,5 0,9 ø0,24 0,05 x 0,06 290 30.5 ø34 ø24 ø24.8 64.5 95 (Parfocal distance) 5 1.5 ø32.2 (Working distance) M Plan Apo SL 20X 20.5 ø34 ø23.8 74.5 95 (Parfocal distance) 5 ø32.2 (Working distance) M Plan Apo SL 50X 13 ø34 ø22 ø23.9 82 95 (Parfocal distance) 5 1.4 ø32.2 (Working distance) M Plan Apo SL 100X All products to be sold to commercial customers. Product illustrations are without obligation. Product descriptions, in particular any and all technical specifications, are only binding when explicitly agreed upon. 425
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