Extra Long Working Distance M Plan Apo Objective For Metallographic Microscope Parfocal Apochromatic Lens 50X Magnification Pro-Grade NA Options 2X To 50X Precision Lab Optics

Single Long WD M Plan Apo Objective for Metallography 50X
✔️ Magnification 2X-50X; NA 0.055-0.42; WD 20.1-44.5 mm; M26x0.706

This extra-long working distance M Plan Apo objective is designed for metallographic microscopes, used in lab settings for precise material analysis and sample inspection.

✅ Magnifications: 2X, 3.5X, 5X, 10X, 20X, 50X
✅ NA values: 0.055, 0.1, 0.13, 0.28, 0.29, 0.42
✅ Working distance: 20.1-44.5 mm
✅ Focal lengths: 4-100 mm (varies by magnification)
✅ Thread: M26X0.706
✅ Weight: 170-238 g

💡 What is a plan Apo objective used for in metallographic microscopy? In short, this objective is built for precise, repeatable lab imaging. - High magnification up to 50X for detailed views - Apochromatic correction improves color accuracy and sharpness - Parfocal design helps maintain focus as magnifications change

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