APEXEL APL-JS 6X Zoom Mini Monocular Phone Lenses Closest Focus Telescope with Lanyard for Tourism Camping Birdwatching

• The new 6X telephoto small monocular integrates a telescope and a magnifying glass

• It can observe at a close distance of only 30 cm, and it also has a large field of view of 150/1000 meters

• Suitable for close observation of insects in tall grass, allowing you to quickly discover and determine even small details

• It is also suitable for concerts or theater halls to watch performances. It is a very practical tool for watching sports events

• Broad field of view, and its coated optics ensure that it brings you high image quality, and also makes them ideal for observing insects at medium distances

Specifications:

• Objective lens diameter: 18mm

• Exit pupil diameter: 3mm

• Optical magnification: 6X

• Pieces of lenses: 10 elements in 7 groups

• Lens material: Optical glass

• Lens Coating: FMC

• Optical distortion: 2.20%

• Field of view(at 1000m): 150m

• Eyepiece field of view: 50°

• Exit pupil distance: 15.3mm

• Close Focusing Distance: 0.3m

• Prism Type: Roof

• Prism Glass Material: BAK4

• Lens material: Metal

• Lens size: Φ32x1025

• Weight: 129g

• Adapter ring interface: M18*P1