Delta Optical Entry 8x40

• 8x40 configuration: The 8x magnification is easy to hold steady for longer observation sessions, while the 40 mm objectives provide a useful balance of brightness and manageable size for general outdoor use.
• Porro prisms with a wide field of view: The Porro design and 144.38 m/1000m field of view make it easier to scan woodland edges, open fields, and moving wildlife without feeling restricted.
• 5.00 mm exit pupil: A larger exit pupil helps the image stay comfortable and bright in changing light, which is especially useful during early morning, late afternoon, and overcast conditions.
• Central focusing system: Fast central focus adjustment lets the binocular adapt quickly when the viewing distance changes, which suits hiking, bird watching, and general-purpose observation.
• Multicoated optics: Multicoated lenses help reduce reflections and support better contrast, so details remain clearer when observing natural textures, plumage, or game against mixed backgrounds.

About the Delta Optical Entry Series

The Delta Optical Entry series was introduced as the successor to the company’s Taiga binoculars and is built as a practical, general-purpose line for users who want straightforward field optics. Within the range, the series includes 7x50, 10x50, and 8x40 models, giving users a choice between brighter large-objective formats and a more compact everyday configuration.

A defining part of the series is its emphasis on durable, traditional binocular construction. Entry binoculars use aluminum bodies covered with rubber, combining a solid feel with a more secure grip in wet or cold conditions. The series also uses achromatic objectives with blue anti-reflection coatings and BaK4 glass prisms, a combination aimed at dependable image quality for general observation rather than specialist use. Delta Optical also describes the Entry construction as waterproof, which supports use in changeable weather on walks, hunts, and casual wildlife observation.

About the Delta Optical Entry 8x40

The Delta Optical Entry 8x40 is the most compact standard binocular in the Entry family, designed for users who want a traditional Porro-prism binocular that remains easy to carry on day trips, hikes, and general outdoor observation. Its 8x magnification gives enough reach for bird watching and landscape viewing without becoming difficult to hold steady, while the 40.00 mm objective lenses keep the binocular smaller and lighter than a 50 mm model.

In practical use, the combination of a 5.00 mm exit pupil and a 144.38 m/1000m field of view makes this model comfortable for scanning broad areas and following movement. That wide view is especially useful when observing birds in flight, tracking game at shorter distances, or simply searching a scene before focusing on detail. The Porro prism layout also gives the binocular the classic shape many users prefer for its natural hand placement and strong sense of image depth.

The binocular uses multicoated optics and central focusing, helping it adapt quickly when observation distances change. A centrally positioned diopter adjustment allows the image to be tuned to the user’s eyesight, while the 720.00 g weight keeps the instrument substantial enough to feel stable in the hands without becoming overly burdensome for regular field carry. This makes the Entry 8x40 a sensible choice for hunting optics, hiking binocular use, and all-round nature observation.

About Delta Optical

Delta Optical traces its beginnings to 1989, when it opened an optics shop for enthusiasts. The company is a Polish brand headquartered in Nowe Osiny, near Mińsk Mazowiecki, and it serves users of optical equipment across astronomy, biology, hunting, and shooting. That broad background helps explain why its catalogue covers both observation optics and aiming optics rather than focusing on only one field.

Within sporting optics, Delta Optical is known for product families such as Titanium, Stryker, and Hornet. The company describes its Stryker riflescopes as precision optics for medium- and long-range target shooting, while its sporting scopes use proprietary reticles and anti-reflective coatings. This mix of practical field optics and more specialized shooting equipment gives the brand a reputation for offering functional designs aimed at real outdoor use.

Main Features

• Magnification: 8.00 x
• Objective lens diameter: 40.00 mm
• Prism type: Porro
• Field of view: 144.38 m/1000m
• Field of view (angular): 8.25 °
• Exit pupil: 5.00 mm
• Eye relief: 12.00 mm
• Twilight Factor: 17.88
• Relative Brightness: 25
• Lens coating: Multicoated
• Focusing system: Central
• Diopter setting position: Central
• Body type: Single hinge
• Length: 135.00 mm
• Width: 180.00 mm
• Height: 56.00 mm
• Weight: 720.00 g
• Color: Black

Warranty

24 years manufacturer warranty.

In the Box

• Binocular case
• Binocular strap
• Optics cleaning cloth
• Objective lens caps
• Eyepiece covers