Opticron Explorer 8x21 Compact Binocular

Opticron Explorer 8x21 Compact Binocular The Opticron Explorer 8x21 Compact Binocular offers impressive performance in a small and lightweight design. With a weight of around 195g, it is one of the lightest binoculars in its class. The binoculars provide excellent sharpness, brightness, and contrast, comparable to more expensive and larger binoculars. The resolution is on par with higher-end models, and the contrast and sharpness are significantly better than similar options like the Nikon Sportstar EX. The Opticron Explorer also outperforms the Bresser Corvette 8x20 in terms of weight, size, brightness, sharpness, and contrast. The binoculars are perfectly calibrated and have minimal chromatic aberration, making them ideal for observing both near and far objects. The focus wheel is easy to turn and has minimal play, providing smooth and precise focusing. The eyecups have four slightly imprecise positions, which are functional but not comfortable. The binoculars come with a tight-fitting case and two eyepiece caps but do not include objective caps. The build quality of the Opticron Explorer is slightly inferior to the Nikon Sportstar, as the latter feels more robust and uses better materials. The Opticron Explorer is advertised as waterproof, although some sources suggest it is only splash-proof. The main drawback of the Opticron Explorer is its relatively narrow field of view at 108m/1000m. However, this is mitigated by the binoculars' large apparent field of view, which makes the restricted field of view more tolerable. Comparatively, the Nikon Sportstar has a much wider field of view at 143m. Another notable downside is the easily adjustable diopter setting, which can be disrupted when the eyecups are pulled out. This can be inconvenient and requires careful handling during focusing. The binoculars come with a cord attached only to the right side, causing an issue with the diopter adjustment for right-handed users. Overall, the Opticron Explorer 8x21 Compact Binocular offers exceptional optics compared to other models in its class. It provides excellent detail and clarity for both close-up and distant observations. However, the handling of the binoculars may be less comfortable compared to its competitors. Those who prioritize comfort and don't mind some chromatic aberration and additional weight may prefer the larger and more expensive Celestron Cosmos 8x25. Nonetheless, the Opticron Explorer stands out as the smallest and lightest binoculars in its category.