Optivisor OptiVISOR - the original - Made in USAThe premium product of the headband loupes, wherever both hands are required for work. Subgroups Headband magnifiers nameVersionmagnificationthicknessitem No.headband magnifierOptivisor DA-21.5x6.0510566headband magnifierOptivisor DA-52.5x4.0510569headband magnifierOptivisor DA-103.5x3.0510570 Replacement lenses nameVersionmagnificationthicknessitem No.spare lensOptivisor DA-52.5x4.0510559spare lensOptivisor DA-103.5x3.0510560spare lensOptivisor DA-21.5x6.0510555 Auxiliary lens nameVersionmagnificationthicknessitem No.attachable lensOptiloupe2.5x4.0510558
