Brand Name: Jnash

Eyepiece diameter: 20mm

Field of View: 4.4-1.6

Focus Type: DETACHED

High-concerned chemical: None

Lens Coating Description: FMC

Magnification: 8x-40x

Material: Plastic

Model Number: 8-40x40

Objective Lens Diameter: 40mm

Origin: Mainland China

Prism Description: BAK4

Type: Monocular

Water Resistance Level: IPX7