Focus Distance : 450mm 

Aperture Size :4.0mm, 3.0mm and 1.2mm 

Image Size : 80.0mm, 60.0mm and 25.0mm 

Illumination : Field Good, Clear Circular Field 

Lamp : 3W Warm White Led 

Intensity Control : Continuously Variable with On off switch 

Magnification : 2X Power 

Input : 110V/220V AC 

Output :3V DC 

Weight Net :1.5Kg 

Gross :3.5Kg