Aspheric Hand-held Magnifier
The Aspheric Lens:
This lens type has aspheric curves which allow for higher magnification with less distortion.
Ergonomic handle design makes it comfortable to hold
Specially calculated lenses provide distortion-free viewing
Positioning of handle makes 2655 series suitable for left-handed users!
Comes with carrying cord to place around the neck
More information: http://www.eschenbach.com/9430ecfc-a12c-43ec-9b23-8d01ca13322a/products-hand-held-magnifiers-aspheric-detail.htm