8 x 40 High Power Binoculars includes the following features : 

• 8 times magnification
• Objective lens diameter of 40 mm
• Eyepiece diameter of 23.5 mm
• Exit pupil diameter of 5 mm
• Exit pupil distance: 18.5 mm
• Field of view: 140 m / 1000 m
• Prism system: BAK4, FMC prism
• Lens coating: FMC
• Waterproof and anti-fog: Nitrogen-filled fully waterproof and anti-fog
• Accessories: rope, plastic bag, cleaning cloth, black soft pouch, instructions, neutral

Material :

• Metal alloy housing
• Optical glass

Size closed :

• Length of 18.9 cm x Width of 6.6 cm x Height of 14 cm
• Weight of 822 grams