Auto Focus Levels

Product catalog summary

Introduction
The AFL Series, including models AFL-241, AFL-281, and AFL-321, are high-resolution telescopes designed to enhance operational efficiency by reducing eye fatigue and time-consuming focusing. These instruments are equipped with an Auto Focus Level (AFL) mechanism, originally developed for PENTAX cameras, to automate the focusing process.

Key Features

Auto Focus and Manual Focus Modes: Users can switch between Auto Focus (AF) and Manual Focus (MF) modes using a simple switch, providing flexibility based on the task and conditions.
High Resolution Telescope: Offers bright images and high resolving power for clear target visibility.
Short Focus Distance: With a minimum focus distance of 0.6 meters, these telescopes are ideal for confined spaces.
Waterproof and Durable: Rated IPX6 for use under harsh conditions, ensuring reliability and durability.
Automatic Compensator: Utilizes special alloy ribbons for stable survey results even under heavy vibrations.

Technical Specifications

Magnification: 24x for AFL-241, 28x for AFL-281, and 32x for AFL-321.
Objective Aperture: 45 mm.
Resolving Power: Ranges from 3.5” to 2.5”.
Power Source: Operates on a 6V lithium battery, capable of approximately 6000 autofocus operations.

Additional Features

Accessories: Includes diagonal eyepieces, illumination devices, and parallel micrometers for enhanced functionality.
Standard Configuration: Comes with a lithium battery, objective cap, plumb bob, hexagonal wrench, lens brush, rain cover, instruction manual, and carrying case.

Conclusion
The AFL Series by Pentax offers advanced optical technology and precision mechanisms, making it a reliable choice for professionals seeking efficiency and accuracy in surveying tasks.

Catalog excerpts

Auto Focus Level AFL Series AFL-241 | AFL-281 | AFL-321 Eye fatigue can seriously affect your efficiency!

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IPX6: FOR USE UNDER THE HARSHEST CONDITIONS Water-proof sealed telescope: protection class IPX6 Auto Focus Level... AF Key with confirming ’Beep’ Short Focus Distance 0.6 m High Resolution Telescope AF/MF switch No matter who does the aiming, the focus is always sharp and accurate.

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Increase your Efficiency! DRAMATICALLY INCREASE YOUR OPERATIONAL EFFICIENCY! Eye fatigue and time consuming focusing are major causes of decreased productivity. By choosing Pentax Auto Focus Levels, you can eliminate eye fatigue and keep efficiency high. The AFL series use auto focus techniques, originally developed for PENTAX cameras, to automate the focusing procedure. Pushing the AF key will focus the target in an instant to dramatically improve the operational efficiency. High Resolution Telescope bright images and high resolving power enable you to see the target very clearly. Short focus...

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Pentax AFL Series Levels INCREASE YOUR EFFICIENCY! * Designs and specifications are subject to change without notice. - Printed in Belgium - LEAF-AFL-EN-1501 - © PENTAX 2015 Technical specifications AFL-Series AFL-241 Telescope Image Magnification 24 x Objective aperture Resolving power 3.5” Field of view Minimum focus distance Stadia ratio Stadia constant Auto focus Mechanism Detection method Power source Auto focus operation Phase-Contrast method One 6V lithium battery (2 CR5) Approx. 6000 times * Standard deviation measured without the parallel plate micrometer ** Standard deviation measured...

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Auto Focus Levels

Auto Focus Levels

Catalog excerpts

All Pentax Precision catalogs and technical brochures