4X,10X,40X(spring)100X(springil)(185):Basic

4X,10X,40X(spring)100X(springil)(195):Optional

Wide fleid eyepieces WF10X,(WF16X or H16X optional):Basic

Monocular:Basic:Triple Nosepiece:Optional

Quadruple Nosepiece:Basic

Double layer mechanical stage

size 125x135mm range 55x75mm:Optional

Coarse Coarse And Fine Adjustiment

Focusing Range 20mm:Basic

N.A=1.25 Abbe condenser & Iris diaphragm:Basic

Electric light source Halogen Lamp or LED:Basic

Input 220V or 110V,DC

Output 12V:Basic

DC power supply or rechargable:Optional