Having a suitable round base. This model is equipped with a joint revolving arm for moving the magnifying lens over full range of the stage. The stage is provided with spring stage clips has an removable thick glass plate for arrangement for inserting white/black plate. Respective back metallic hand rests are provided for easy working & the reflection is obtained from a plano-concave mirror in fork. The movement is by a smooth rack & pinion. Stage size: 100 x 100mm, Eye Piece: 10x & 20x.