Manufacturer: Zeiss
Model: A-Plan 40x/0.65
Part Number: 441050
Device type: microscope lens (Objective), RMS thread
Description:
The Zeiss A-Plan 40x/0.65 is a high-quality achromatic microscope lens with a magnification of 40x. It belongs to the A-Plan series from Zeiss, which stands for precise optical performance and robust construction at the same time. The lens is corrected planachromatically and provides a sharp, high-contrast image across the entire field of view.
It is ideal for use in routine and training microscopes, especially in biological and medical applications. Thanks to the standardized RMS thread (Royal Microscopical Society), it is compatible with numerous microscopes.
Technical details:
Magnification: 40x
Numerical aperture (NA): 0.65
Cover glass thickness: 0.17 mm
Optical type: Plan-Achromat
Infinitely corrected: No (160 mm tube length)
Contrast method: bright field
Working distance: about 0.45 mm
Thread: RMS (DIN ISO 8038-1)
Mounting: Standard lens with M20 × 0.706 thread
Specifications:
Total length: approx. 46 mm
Diameter (threaded): approx. 20 mm
Weight: about 90–100g
Compatibility: All microscopes with RMS lens mount (e.g. B. Zeiss Primo Star, Axiolab, Axioskop, many training models)
Condition:
The lens is in very good, used condition. The lenses are clear, without scratches or delamination. The thread is clean and the lettering is easy to read, fully functional and ready to use for precise microscopic applications.