FJW FIND-R-SCOPE Infrared Viewer Model, 84499CCondition:* Used, Corroded Battery Compartment. One Battery Stuck inside. Additional Notes:* Field of View: 24* Magnification: ~ 1:1* Spectral Sensitivity: 350-1350 nm* Lens: 25mm, /1.6 C-mount lens* Standard Focus Range: 200mm, (7.8″) to infinity* Regions Displayed: Near UV, Visible, Near-IR* Peak Sensitivity: 800 nm* Resolution: 40 lp/mm* Display: P20 Phosphor* Power: (1) standard “C” cell alkaline battery* Battery Life: >98-hours continuous* Sensitivity Test: See 1350 nm, 400W LED @ 8-ft.* Operating Temperature: -32 to 46C, (-25 to 115F)* Hand-Held* Self-Contained* 25mm f/1.6 C-Mount Lens* User Adjustable Eyepiece* Includes Visible Blocking Filter* Native C-Mount Capability* Standard Tripod Mount* Accepts Optional Filters* Accepts Optional LensesFJW84499C