Stand magnifiers with LED chip or halogen lighting are produced:
- with glass lenses with a 180 mm diameter and magnifying power of 1.5, with a 120 mm diameter and magnifying power of 2.5, with a 110 mm diameter and magnifying power of 2.25, further also special lenses with a 16-70 mm diameter and magnifying power up to 21.0. The lenses are produced in equi-convex, aspherical and aplanatic types. The aplanatic (plan-convex) lenses are special flat lenses that thanks to their construction minimize the distortion and fatigue of eyes during a long lasting work.
- the lenses are inserted in a metal or plastic mount that is hitched by means of a turning joint into a four-arm pantograph with a length of 90 cm, or into a flexible tube.
- the magnifier can be placed in metal table clump or portable base, it can be also placed to a machine