This models shares same features as per model ESM100 but binocular head is inclined at 45° for ease of observation, fitted with precision prism system.

This models shares same features as per model ESM300 but with built in light and transformer base instead of reflector base.

Circular base with 4 point suspension to provide greater stability with sliding spindle of brass, stage size 180 × 100mm. Magnifier holding arm full swinging, double jointed die casted metal. Stove enamel paint brass parts chrome plated in laminated plywood cabinet or Styrofoam packing with 2 eyepieces 10× and 20×