The Olympus 8x40 DPS binoculars (often called Trooper DPS I) are budget-friendly, wide-angle Porro prism binoculars known for their good value, offering bright images with UV-protected, multi-coated optics and a rubberized grip, suitable for general use like birdwatching and sporting events, featuring a large focus knob and diopter correction for clear views despite their economy price. 

Key Features & Specifications:

• Magnification: 8x (8 times).
• Objective Lens Diameter: 40mm (provides good light gathering).
• Prism Type: Porro Prism (traditional, offers depth).
• Optics: Anti-reflective lens coatings, UV protection.
• Field of View: Wide-angle (e.g., 8.2°, 65.6° apparent), great for tracking moving subjects.
• Focus: Large center focus knob, built-in diopter for individual eyesight.
• Design: Rugged, sure-grip rubber coating, lightweight.