Hard CZ measuring prism.Scale range:1.35-1.85.Accuracy: 0.003Professional optical design, Aluminum alloy table and Internally installed the monochromatic light.There are two ways of inputing the voltage:7batteries and DC3V direct current suply(AC100240V).2ml refringent oil(1.780.005) with unique design of the bottle(Proprietary technology ZL200620096730.7), It is much safer , much ecnomical and more convinent.
Additional Information:
Payment Terms :
T/T, Western Union
Packaging Details : size:222*182*80mm
weight:1.5KG
export carton
Delivery Time : within 7 days after confirm the payment