Brand: Carl Zeiss Jena

Model: Theo 020 B

Type: Optical Repeating Tachometer Theodolite

Country of manufacture: Germany (GDR)

Item Overview

Up for sale is a beautiful vintage Carl Zeiss Jena Theo 020 B optical theodolite finished in its iconic high-visibility orange-yellow colorway. Manufactured by the world-renowned German optics house Carl Zeiss, this precision geodetic instrument is highly sought after by engineering tool collectors, science history buffs, and field operators alike.

Technical Details & Uses:

High Precision: Engineered for triangulation, cadastral mapping, and precision surveying tasks.

Optics: 25X magnification with clear glass internal reading scales.

Design: Heavy-duty, solid industrial build quality.

physical & Functional Condition:

Knobs/Mechanics: All adjustment knobs, fine-tuning dials, and crosshair focus rings turn smoothly and freely with no sticking

Glass/Optics: Example: Looking through the scope, the optics look clear. There is no heavy internal fungus or cracking noticeable to the naked eye.

Cosmetic Appearance: This unit shows typical light cosmetic surface wear from historical field use, including minimal scratches and minor paint flecks as seen in the photos. There are no structural cracks or severe damage.

Testing: This unit is vintage and has not been professionally calibrated or tested for job-site accuracy. Sold as is, exactly as pictured.

What’s Included in This Sale:

Carl Zeiss Jena Theo 020 B Theodolite

The original Hard case that came with it

Please view all pictures to properly gauge the visual condition of the tool before buying. If you need any specific angle photographed or have questions, feel free to drop me a message!

Brand	Carl Zeiss
Model	Theo 020B
Product	Transit Theodolite
MPN	Theo 020 B

Vintage Carl Zeiss Jena Theo 020 B Optical Theodolite Surveyor Transit working

Specifications