"The Pentax A series consists of advanced compact models with premium quality features and build for all of life's adventures. All A Series Green binoculars offer you impeccable viewing quality in a compact, portable and durable design, so you can enjoy carrying convenience without compromising performance. Compact Design Compact roof and porro prism models that balance small size and premium image quality. These binoculars are easily packable when small size and weight are critical but a high quality image is required. Durable Construction Durable construction includes fiber reinforced polycarbonate designs which combine light weight and rugged styling. The reinforced chassis is extremely rigid, but light enough to carry anywhere. Premium Multi-Layer Coatings Premium multi-layer coatings assure the maximum light transmission through the binocular. The result is bright, crisp, true-to-life images in the widest range of viewing conditions."