The Leupold BX-4 Range HD TBR/W 10×42 LRF Binoculars are designed to provide a powerful combination of high-quality optics and advanced range-finding capabilities, making them ideal for hunters and shooters who need both precision and speed in the field. Here’s a detailed look at its features and specifications:

Key Features

1. Elite Optical System:
   • The BX-4 Range HD integrates Leupold’s Elite Optical System, which delivers superior light transmission, edge-to-edge clarity, and enhanced glare reduction. This ensures bright, clear images from dawn to dusk, improving visibility in various lighting conditions.
2. Range-Finding Technology:
   • True Ballistic Range with Wind (TBR/W): Calculates distance and adjusts for angle and wind conditions, which is crucial for accurate long-range shooting.
   • Line of Sight (LOS) Mode: Provides direct distance measurements without adjustments for angle or wind, useful for quick, straightforward readings.
3. Display and Measurement:
   • Red OLED Display: Offers a high-contrast red display for clear visibility in all lighting conditions. This display makes it easy to read range information quickly and accurately.
4. Ergonomic and User-Friendly Design:
   • Tripod Compatible (1/4-20): Allows for stable, hands-free operation when mounted on a tripod, enhancing comfort during extended use.
   • Over-sized Eyepiece: Provides a comfortable viewing experience with a larger field of view.
   • Field Replaceable Eyecups: Ensures comfort and adaptability, especially for users who wear glasses.
   • Smooth Focusing: Allows for precise and quick adjustments to keep your target in sharp focus.
5. Durability and Build:
   • Guard-ion Lens Coating: Repels water, dust, and debris, keeping the lenses clean and maintaining optical performance in challenging conditions.
   • Rugged Construction: Designed to withstand rough handling and adverse weather, ensuring reliability in the field.
6. Performance Specifications:
   • Magnification: 10x
   • Objective Lens Diameter: 42 mm
   • Linear Field of View: 334 feet at 1000 yards
   • Angular Field of View: 6.2 degrees
   • Eye Relief: 17 mm
   • Close Focus Distance: 13 feet
   • Interpupillary Distance Max: 76 mm
   • Interpupillary Distance Min: 56 mm
7. Range Capabilities:
   • Max Range – Deer: 1100 yards
   • Max Range – Trees: 1600 yards
   • Max Range – Reflective: 2600 yards
   • Accuracy to 125 yards: ±1 yard
   • Accuracy to 1000 yards: ±1 yard
   • Accuracy above 1000 yards: ±0.2%
8. Battery and Power:
   • Battery Type: CR2
   • Battery Life: Approximately 3000 actuations

Specifications

• Length: 5.9 inches
• Weight: 39 ounces
• Laser Classification: Class 1M

Summary

The Leupold BX-4 Range HD TBR/W 10×42 LRF Binoculars offer a robust solution for those who need both high-quality optics and reliable range-finding capabilities. Their 10x magnification and 42mm objective lenses provide excellent clarity and a wide field of view, while the TBR/W technology ensures accurate range calculations, accounting for both wind and angle.

The integration of the Red OLED display and the smooth focusing system enhances usability in various conditions, and the rugged, weather-resistant build ensures durability. The ability to use these binoculars with a tripod adds further stability and comfort for long-duration use.

Backed by Leupold’s Lifetime Optics Guarantee and Two-Year Electronics Guarantee, these binoculars are designed for reliable, long-term performance, making them a valuable tool for serious hunters and shooters who demand precision and efficiency.