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Auxiliary Objective Lenses

Shop our selection of auxiliary objective lenses from top brand National Optical, including lenses with 0.5X, 0.75X and 1.5X magnifications for National's 420 and 420T Series microscopes. These lenses allow for significantly increased magnification for all models, as well as increased working distances and increased or doubled field diameters for the 0.5X Auxiliary Objective Lens (705-420) and 0.75X Auxiliary Objective Lens (775-420). Working distance and field diameters are reduced for the 1.5X Auxiliary Objective Lens (715-420).

For more information, call 877-967-9438.

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ABOUT offers a wide range of compound, stereo, and digital microscopes in conjunction with digital microscope cameras to enhance user experience. Our growing range of microscopes and microscope accessories include the ScienceSupply brand, along with National Optical, Swift Optical, and Motic.

With over 80 years of combined experience in microscopy, we pride ourselves on providing excellent customer service and our ability to help you make an informed decision based on your microscope needs. If you can’t find what you’re looking for on our website or have a few questions before you purchase a new microscope, give us a call and let us assist you.

We look forward to serving you!

The people at Science Supply are awesome! I called in with a few questions and they were very accommodating and didn't feel salesy at all! I am now more compelled to make a purchase because I know I can trust them.

Jane Doherty