Good to know - Get your bird books at the ready - the multicoated lens on these Celestron binoculars make sure you can see clearly with a high contrast and resolution - A wide 144 m field of view focuses quickly so you can easily follow any animals flittering about without moving your binoculars - Wearing glasses? Twist-up eyecups let you adjust the distance between your binoculars making them comfy to use - They're weatherproof, so you can even use them when its foggy or raining without a worry - You can safely take them anywhere you want thanks to the neck strap and carry case