GPO Golf Flagmaster 1800 Rangefinder

GPO Rangetracker™ 1800 6×20 – Precision in Your Pocket

The GPO Golf Flagmaster 1800 Rangefinder, also known as the Rangetracker™ 1800 6×20, delivers fast, accurate distance measurements in a compact, pocket-sized design. Engineered by German Precision Optics, it combines advanced laser technology, intuitive operation and premium optics—making it an excellent choice for golfers, hunters, birdwatchers and outdoor enthusiasts who demand precision without bulk.

With a measuring range of up to 1,800 metres, intelligent angle compensation and ultra-fast scanning, the Rangetracker™ 1800 ensures confident distance readings in real-world conditions.

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Fast, Intuitive & Easy to Use

Designed for effortless operation, the Rangetracker™ 1800 features an intuitive control layout with advanced assistance modes that make target acquisition quick and reliable:

• Hyper-Scan Mode delivers up to 4 measurements per second, perfect for tracking moving targets or scanning terrain

• TargetFinder / Target-Seeker Technology helps isolate targets in complex or cluttered environments

• Simple, user-friendly menu system suitable for beginners and experienced users alike

Whether you’re locking onto a flag on the green or measuring distance across open terrain, results are delivered instantly.

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Advanced Rangefinding Technology

At the heart of the Rangetracker™ 1800 is a high-speed laser system designed for accuracy and reliability:

• Laser measuring range: 6 – 1,800 metres

• SLOPE Technology compensates for uphill and downhill angles, providing true horizontal distance

• True-Range calculation ensures dependable readings on uneven ground

• Ideal for golf, hunting, wildlife observation and outdoor navigation

This intelligent technology removes guesswork and improves confidence in every measurement.

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Bright, High-Contrast Optical Performance

The Rangetracker™ 1800 features premium optics with GPObright™ lens coatings, delivering high light transmission, sharp detail and excellent colour fidelity. The advanced HCLD display system allows up to 25% more light transmission, ensuring a clear, easy-to-read display even in low-light conditions such as early morning or late evening.

With 6× magnification and a 20mm objective lens, target identification is fast and comfortable.

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Compact, Lightweight & Travel-Ready

Despite its impressive capabilities, the Rangetracker™ 1800 remains incredibly portable:

• Dimensions: 94 × 33 × 76 mm

• Weight: approx. 148 g

• Easily fits into a jacket or trouser pocket

• Ideal for minimalist kits and long days outdoors

Its compact size makes it a go-anywhere rangefinder without sacrificing performance.

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Key Features

• 6× magnification for detailed observation

• Laser range: 6 – 1,800 m

• Hyper-Scan Mode with ultra-fast measurements

• SLOPE & True-Range Technology for angle-compensated readings

• Target-Seeker / TargetFinder assistance

• GPObright™ high-transmission lens coatings

• HCLD display for excellent low-light visibility

• Compact & lightweight pocket-sized design

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What’s in the Box

• GPO Rangetracker™ 1800 Rangefinder

• Battery (ready to use)

• Cleaning cloth

• Protective hard case

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Why Choose the GPO Golf Flagmaster / Rangetracker™ 1800?

The GPO Rangetracker™ 1800 delivers professional-grade ranging performance in a truly compact form. With lightning-fast measurements, advanced angle compensation and premium optical clarity, it’s a powerful yet portable solution for anyone who values accuracy, speed and reliability.

Small. Fast. Exceptionally precise.
A true pocket-sized rangefinder built for real-world performance.