Since I am right-handed, I hold the hand lens in my right hand, with the long bone of my thumb on my cheek, so the hand lens is still. Any magnifying glass will work cheaper options are likely to be available where office supplies are sold. In the United States, high quality hand magnifiers made specifically for studying insects cost $30 to $50 from BioQuip. ![]() I’ve managed to keep it so long because, in the unfolded position, I thread a shoelace through it so I can wear it around my neck while monitoring (Figure 1). It now retails for $6.85 and has two lenses: one lens (5X) allows me to see most insects, and when using both lenses together (10X) I can see most insect eggs. I have a magnifier purchased about 20 years ago from NASCO.
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