DK91006-500 High quality Gem Refractometer with built-in light source
 
The high-quality Gem Refractometer is a precision instrument with built-in light. It features:
 
High Hardness CZ Test Prism: Utilizes a durable CZ test prism, ensuring accuracy and longevity.
 
Scale Range: Covers a range of 1.35 to 1.85 for versatile gemstone refractive index measurements.
 
Accuracy: Maintains exceptional precision with an accuracy of ≤±0.002.
 
Stainless Steel Table: The stainless steel table is easy to clean and maintain.
 
Advanced Optic System: The advanced optics produce a straight and sharp shadow edge for easy reading of the scale.
 
Dual Voltage Input: It can be powered by either 2x AAA batteries or DC3V direct current supply (AC100—240V), providing flexibility in power sources.
 
Product size: 120x80x43mm
 
Refractive Index is not included.