Objective Lens Diameter: 25mm
Eyepiece diameter: 10mm
Magnification: 10-300x
Field of View: 3.5°
Origin: CN(Origin)
Type: Monocular
Water Resistance Level: IPX4
Prism Description: BAK4
Model Number: 10-300x40
Material: Metal
Lens Coating Description: FMC
Focus Type: CENTRAL
Type: Telescope
Material: Metal
Exit pupil distance: 10mm
Exit pupil diameter: 25mm
Package: 1PCS
Function1: monocular telescope for smartphones
Function2: spyglass zoom
Function3: telescope phone adapter
Function4: telescope camera