10-30×50 Monocular Telescope Adjustable BAK4 FMC Coated Handheld Bird Watching Smartphone

Specifications:
Color:Black;
Magnification:10x-30x;
Objective Lens Diameter:50mm;
Prism Type:Bak-4;
Focus System:Center;
Field Angle:2.4 Degree- 1.9 Degree;
Exit Pupil:5mm-1.7mm;
Exit Relief:16mm-16.5mm;
Lens Coating:Fully Multi-coated;
Eye Cup:Twist-up;
Close Focusing Distance:3m/9.8ft;
Waterproof:Yes;
Field of View:126ft/1000 yds; 42mm/1000m-99ft/1000 yds; 33mm/1000m;
Net Weight:16.5oz/468g;
Dimensions:7.6x2.9x2.4in/193x75x61mm;

Features:
Fully waterproof and fog proof prevents moisture, dust, and debris from getting inside the monocular-designed to inhibit internal fogging.
50mm multi-coated objective lens provides bright and clear views.
Fully multi-coated optics to enhance image quality.
The rubber eyecup easily twists up/down for use with spectacles.
Long eye relief and adjustable eyecup for comfortable viewing with or without eyeglasses.

Package Included:
1 x 10-30x50 Monocular;
1 x Lens Cover;
1 x Eyepiece Cover;
1 x Lens Cleaning Cloth;
1 x Manual;
1 x Storage bag;