The 40/.65 microscope objective is a precision optical component essential for high-magnification microscopy applications. It delivers 40x magnification paired with a 0.65 numerical aperture (NA), enabling clear and detailed visualization of microscopic specimens in various fields such as biology, medicine, and materials analysis. This objective is suited for professionals, researchers, educators, and students who require reliable performance in laboratory environments, educational institutions, or research facilities. With its standard threading, it integrates seamlessly with compatible compound microscopes to enhance imaging quality and resolution for routine and advanced observations.

Key features of this microscope objective include its ability to provide sharp focus and contrast at high power, making it a staple in scientific workflows. The 0.65 NA supports effective light gathering for brighter and more defined images, particularly useful in transmitted light setups. As part of a microscope's optical train, it contributes to overall system performance by minimizing aberrations and maximizing detail in sample examination. Whether used for cell biology studies, histological analysis, or quality control in manufacturing, this objective ensures consistent results in demanding microscopic tasks.

Cosmetic Grade: C4-Used Good - Light to moderate wear; clean overall appearance.

Functional Grade: F4-Hardware Functional - Fully tested and verified to operate as intended.


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