AGM Global Vision Adder TS50-640, Thermal Scope, 2.5-20X Magnification, 50MM Objective, Matte Finish, Black 3142555006DTL1
Specifications:

Magnification	2.5-20x
Objective	50mm
Field of View	8.8x7.0
Type
Generation
Battery	18650 Rechargeable/CR123A
Dimensions
Weight	2.14 lbs
Focus Range	Up to 2600 yds
Resolution	640x512, 50 Hz
Intensifier Tube
Diopter Adjustment	-5/+5
Controls	Digital
Infrared Illuminator
Battery Life