2.5x17.5mm Mini Pocket Miniature Telescope with Finger Buckle (Gold)

A 2.5x17.5mm Mini Pocket Miniature Telescope designed for outdoor activities. It features a compact design and is made of all metal.

• Model: 2.5x17.5mm
• Material: all metal frame
• Focusing method: rotate focusing
• Mirror information: high quality composite all-achromatic optical lenses
• Eyepiece diameter: about 8mm
• Objective lens diameter: about 17.5mm
• Magnification factor: 2.5x
• Field of view distance: 8m/600m
• Field of view Angle: 6.5 degrees
• Pupil diameter: 16mm
• Pupil distance: 13.5mm
• Coating: blue film
• Product size: 35x22mm
• Net weight: 20g
• Form: 3 pieces of 2 sets of objective lens
• Imaging: clear and bright