


( Brand: Fisher Scientific ), ( Manufacturer Part Number: 12-561B )
The Fisher Scientific 12-561B Microscope Objective Lens Set is a comprehensive collection of high-quality objectives designed for use with various microscopes. This set includes four objective lenses with different magnification and numerical aperture (NA) specifications: PL4/0.1, PL10/0.25, PL40/0.65, and PL100/1.25.
The PL4/0.1 objective lens offers a magnification of 4x and a numerical aperture of 0.1. This lens is ideal for applications that require a wide field of view and good depth of field. The PL10/0.25 objective lens provides a higher magnification of 10x with a numerical aperture of 0.25. This lens offers improved resolution and contrast compared to the PL4/0.1 lens, making it suitable for more detailed observations.
The PL40/0.65 objective lens offers a magnification of 40x with a numerical aperture of 0.65. This lens provides even higher resolution and contrast than the PL10/0.25 lens, making it suitable for more detailed observations of fine structures. The PL100/1.25 objective lens offers the highest magnification of 100x with a numerical aperture of 1.25. This lens provides the best resolution and contrast of all the lenses in the set, making it suitable for the most detailed observations of sub-micron-scale structures.
All the lenses in this set are made with high-quality optics and are fully multi-coated to minimize reflection and maximize light transmission. They are also constructed with a durable, water-resistant housing to ensure long-term use and reliability. The set also includes a dust cover to protect the lenses when not in use.
In summary, the Fisher Scientific 12-561B Microscope Objective Lens Set is a versatile and high-performing set of objectives that offers a range of magnifications and numerical apertures to meet the needs of various microscopy applications. It is suitable for use with a wide range of microscopes and offers excellent optical performance, durability, and reliability.
Pros of buying Fisher Scientific 12-561B Microscope:1. Multiple Objective Lenses: This microscope comes with four objective lenses (PL4/0.1, PL10/0.25, PL40/0.65, and PL100/1.25) that allow for a wide range of magnification from 4x to 1250x, making it suitable for various types of observations.
2. Coaxial Illumination: The coaxial illumination system provides even and clear illumination, reducing shadows and improving the image quality.
3. Ability to Focus: The microscope features a mechanical stage that allows for precise focus and movement of the sample, ensuring optimal image clarity.
4. Durable Construction: The microscope is made of high-quality materials, such as aluminum and steel, ensuring durability and long-lasting use.
5. Stable Base: The microscope has a stable base that helps prevent vibrations and ensures a steady image.
Cons of buying Fisher Scientific 12-561B Microscope:1. Price: The microscope is relatively expensive, which may be a deterrent for some users.
2. Bulky: Due to its size and multiple components, the microscope may not be easily portable, making it more suitable for a fixed location.
3. Requires Maintenance: Like any mechanical device, the microscope requires regular maintenance to ensure that it continues to function properly.
Conclusion:The Fisher Scientific 12-561B Microscope is a high-quality and versatile instrument that offers a wide range of magnification options and clear image quality. Its sturdy construction and stable base make it suitable for heavy use, and its coaxial illumination system ensures even lighting. However, the high price and bulkiness of the microscope may be a drawback for some users. Ultimately, the decision to purchase this microscope should be based on the user's specific needs and budget.
Recommendation:If you are a professional or advanced user who requires a high-quality microscope with a wide range of magnification options, the Fisher Scientific 12-561B Microscope is a great choice. However, if you are a beginner or have a limited budget, you may want to consider a less expensive or more portable option. Regardless of your choice, make sure to properly maintain your microscope to ensure its longevity.
Cosmetically in good condition showing minor scuffs / scratches blemishes from previous use. Objectives: PL 4/0.1 160/. This item is fully tested and in excellent working order.
PL 100/1.25 oil 160/0.17. Unit is missing the side covers on eyepiece part. Privacy: Rest assured your information will not be given, sold, rented or loaned to any third party. If a custom power cord or AC adapter is required for the item, it only included if pictured described above.
Unless pictured, no power adapter / cable included. Photos are of the actual unit for sale. Includes Microscope, Eyepieces, and Objectives as pictured.