Eschenbach High Power Stand Magnifiers are ideal for any visual task that requires high magnification.
The transparent, plastic base lets in maximum light for clear, bright viewing. All have an open base base for writing underneath. Magnification/dioptric value/ideal eye-lens distance printed on all lens heads.
Lens Size: 50 mm.
Lens Type: Aspheric.
Mount: High Grade White Plastic.
Lens Material: PXM Plastic with Cera-tec Coating.
Miscellaneous: Open Base for Writing Instrument.
Lens-to-Image Distance: 300 mm.
Enlargement Ratio/Transverse Magnification: 7.8x.
Maximum Allowable Add: 3.3D.