SL-35 Fresnel Lens Loupe

Magnification: x1.8. 
Lens size (mm): 193 x 140. 
Arm length (mm): 230. 
Weight (g): 356. 
Stand loupe of wide Fresnel lens. 
There is no distorsion in the field of view, even at the edge of the lens. 
230mm Flexible arm for easy positioning. 
For checking the drawing and instruction. 
For inspection and assembling. 
Acrylic lens