
( Brand: Spencer Lens Co ), ( Country Of Manufacture: United States )
Experience the world of microscopy with the 4mm-n.a.0.66-44x Spencer Objective Microscope Lens. This high-quality lens, model number 311565, is a must-have for any serious microscopist or enthusiast.
Crafted with precision, this objective lens offers a versatile magnification range of 4x to 44x, allowing you to explore a wide variety of specimens in intricate detail. The numerical aperture (NA) of 0.66 ensures excellent resolution and contrast, making it ideal for observing a broad range of samples, from cells and tissues to small objects and minerals.
The 4mm focal length of this lens provides a relatively short working distance, which is beneficial for observing delicate or flat specimens. This objective lens is compatible with microscopes that use standard 31mm tube lengths, making it a universal addition to any microscopy setup.
Manufactured by a reputable company, this Spencer Objective Microscope Lens is built to last, with robust construction to withstand regular use. Its sleek design and compact size make it a valuable asset in any laboratory, classroom, or home microscopy setup.
In conclusion, the 4mm-n.a.0.66-44x Spencer Objective Microscope Lens is an essential tool for anyone interested in the microscopic world. Its versatile magnification range, excellent resolution, and short working distance make it an invaluable asset for a wide range of microscopy applications. Invest in this high-quality lens today and open up a world of discovery!
1. Variable magnification: The 0.66-44x magnification range allows for a broad scope of examination, from low power for a wide field of view to high power for detailed observation.
2. Wide aperture (n.a. 0.66): The larger aperture allows more light to enter the lens, which can result in brighter and clearer images, particularly useful when working in low light conditions.
3. Known brand: Spencer is a well-established microscope manufacturer, which may provide some confidence in the quality and durability of the product.
4. Reasonable price: Compared to some high-end microscopes, this model is relatively affordable, making it accessible to a wider range of users.
Cons:1. Limited field number: A lower field number may result in a narrower field of view, potentially making it more challenging to find and focus on specific areas.
2. Not ideal for high-resolution work: Due to its lower numerical aperture, this microscope might not be the best choice for high-resolution work requiring fine detail, such as scientific research or advanced microphotography.
3. Potential quality concerns: While Spencer is a known brand, it is essential to inspect the product upon arrival to ensure it meets expected quality standards, as there could be potential issues with individual units.
Conclusion:The 4mm-n.a.0.66-44x Spencer Objective Microscope (Model 311565 NY) is a versatile and affordable option for general observation purposes, such as educational use, hobbyist work, or basic industrial inspections. However, it may not be suitable for high-resolution work requiring fine detail. It is recommended to inspect the product upon arrival and ensure it meets your specific needs before making a final purchasing decision.
Vintage Spencer Lens co, buffalo, NY 4mm numb. Apter 44x used Lens in very good condition, see photos.