Your search for "magnis*" revealed the following:
Binocular Dental Loupes 2.5X 3.5X Coated Optical Lens with Clip Magnifying Glass Galilean Dental Magnifier with Headlight
$39.00
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2.5X 320-420mm
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3.5X 320-420mm
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2.5X with Headlight
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3.5X with Headlight