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The objective lens is the main microscope lens used to magnify tiny objects or examine minute specimens that are a part of larger objects that are otherwise invisible to the naked eye. Other lenses simply provide additional fine focus or illumination. Continue Reading.
The magnifying power of the scanning lens is 4X. 2. Low-power objective: Used to view objects in greater details. The magnifying power of the low-power objective lens 10X. 3. High-power objective: If your microscope has three objective lenses, this lens will be the longest. It is used to view an object in even greater details. The magnifying power of the high-power objective lens is 40X. 4. Oil immersion objective (on microscopes with four objective lenses): Usually it has a 100X magnification.