Key Features – LYNX ST-20E Vernier Theodolite

1. High-Resolution Optical System

   • 20x magnification with 38mm effective aperture.

   • Achromatic objective lens ensures bright, clear, and true images.

   • Optimal image brightness and resolution with minimal chromatic aberration.

2. Semi-Kinematic Steel Axis with Ball Bearings

   • Precision-machined, hardened, and tempered steel for superior stability.

   • Smooth rotation and high accuracy with reduced maintenance needs.

3. Erect Image Telescope

   • Field of view: 2.6 m at 100 m (10.30’).

   • Short focusing distance of 2.2 m.

   • Stadia ratio 1:100 for quick distance estimations.

4. High Sensitivity Levels

   • Vertical Circle Level: 1’/2 mm.

   • Plate Level: 45”/2 mm.

5. Vernier Circles for Precision Readings

   • Horizontal Circle Diameter: 113 mm.

   • Vertical Circle Diameter: 100 mm.

   • Vernier reading: 20”.

6. Rugged and Durable Design

   • FRP carrying case for protection and portability.

   • Lightweight instrument (approx. 5.5 kg).

7. Long-Lasting and Reliable

   • Proven performance with 6,000+ units in use across the subcontinent.

   • Reduced downtime for collimation due to semi-kinematic design.

8. Standard Accessories Included

   • Diaphragm extractor, sun filter, trough compass, ray shade, plumb bob, screwdriver, and cleaning brush.