This is a used Zeiss Achroplan 63x water immersion microscope objective, designed for high-resolution imaging in biological research. The water immersion technique improves contrast and clarity, particularly for live cell imaging. It is suitable for laboratory, clinical, or advanced educational settings requiring detailed microscopic analysis. Free shipping is available for this item. As a pre-owned optical component, it may exhibit typical signs of prior use but is intended for continued professional application. Buyers should ensure compatibility with their specific microscope model. Check the listing for full details on condition and specifications. Zeiss Microscope Objective Achroplan 63x W Water Immersion ∞/0 440069-9800. Condition: Used. Listed at 950.00 USD. Zeiss Microscope Objective Achroplan 63x W Water Immersion ∞/0 63x/0.90 WPart No. 440069-9800RMS thread 20mm diameterThe label is green, indicating Phase Contrast, but it appears there is no phase ring inside the lens.Objective is in excellent condition. We accept PayPal, Credit Card, and University/Corporate PO.