A range of different sized plastic fresnel sheets perfect for document reading.
Full Page size 215x280mm with protective sleeve
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Attachable single lens which increases the magnification by x2.5. Can be worn over either eye.
Lightweight and comfortable in use, the OptiVISOR is designed for people who need to see minute detail clearly.
Ideal for use in schools and offices.
Made from clear plastic with the Viking logo printed.
Eyeglass in black plastic mount.
Available in 3x,4x,5x and double lens 6/12x