- Tasco 10x50 Essential Porro Prism Binoculars - BlackSpecification: - Field of View (ft. at 100yds./m at 100m): 367/122- Weight (oz./g): 27/770- Magnification X Objective Lens: 10x 50mm- Size Class: Standard- Focus System: Center- Prism System: Porro- Lens Coating: Fully...

Tasco Essentials 10x25 Compact Binoculars- BlackPowerful 10x magnification makes this compact an excellent choice for all conditions. Field of View (ft.@100yds./m@100m): 300/100Weight (oz./g): 8.4/240Magnification X Objective Lens: 10x 25mmSize Class: CompactFocus System: CenterPrism System: RoofLens Coating: Fully CoatedClose Focus (ft):...