【With Calibration Certificate】TOPCON Digital Theodolite Total Station DT-120 Calibrated Many other surveying instruments and total stations available! 【Used】

Please let us know if you would like a quote or receipt.
We will accommodate your needs flexibly.

●Bright and Sharp Compact Telescope
Utilizing proprietary optical technology, it combines a bright and sharp field of view with a compact overall length of 149 mm. This high-performance telescope is designed for rapid and accurate target sighting.

●One-Touch Cartridge
The internal power supply uses a one-touch cartridge system that provides secure locking, smooth insertion and removal, and an integrated design with the main unit.

●Power Supply: Dry-Cell Batteries
Compatible dry-cell batteries (4 AA batteries) are provided.

●Measurement Condition Setting Mode
The following settings can be selected using the keys:
1. Switching the minimum angle display.
2. Switching the vertical angle scale to zenith 0°/horizontal angle 0°.
3. Enabling or disabling the auto cut-off.
4. Switching the auto cut-off operating time between 10 and 30 minutes.
5. Switching the angle unit between degrees, minutes, seconds, and grads (GRD).
6. Enabling or disabling the buzzer for 90° horizontal angle detection.
7. Switching the [0 Set] key to single-press/double-press.
8. Switching the vertical angle scale display to a compass.
9. Enabling or disabling automatic vertical angle correction (tilt correction).

●Coaxial Fixed and Fine Adjustment Structure
The fixed and fine adjustment screws are of a coaxial type that can be operated with one hand. The fixed screw with a distinct click feel and the highly maneuverable fine adjustment screw allow you to capture the target quickly and accurately.

●Built-in Auto Cut-off Function
This energy-saving mechanism automatically turns off the power if left unattended for 10 minutes (30 minutes can also be selected in the settings).
With Centering Device

●With Centering Device
Features a convenient centering device for centering the sighting point. It allows for quick setup without disturbing the leveled state with a single touch.

▼Telescope
Overall length: 149 mm
Effective diameter: 45 mm
Magnification: 30×
Image: Erect
Resolving power: 2.5″
Field of view (1,000 m): 1°30′ (26 m)
Minimum focusing distance: 90 cm
Stadia multiplier: 100
Stadia addition: 0
Accuracy: 7″
▼Scale
Scale diameter: 71 mm
Reading method: Incremental
Detection method: Horizontal angle: Both sides; Vertical angle: One side
Display: Both sides
Minimum display: 20″ (10″ switching)
Vertical axis format: Single axis
▼Bubble tube sensitivity
Trunnion bubble tube (horizontal/vertical): 40″/2 mm
Circular bubble tube: 10′/2 mm
Centering device travel: 20 mm
▼Centering telescope
Magnification: 3×
Focusing distance: 0.5 m to ∞
Field of view: 5°
▼Power supply unit
Type: 4 AA batteries
Operating time: Manganese batteries: 16 hours; Alkaline batteries: 34 hours
Operating temperature range: -20 to +50°C
Dimensions: 149 (D) × 180 (W) × 315 (H) mm (with handle)
Weight: 4.1 kg

※Specifications are for reference only. They are based on the manufacturer's website.
There may be errors in the description. Please contact us if you find any, and we will correct them. Please use the specifications for reference only.
For more details, please contact the manufacturer.

The shipping area is Kyoto.

■Shipping fee (prepaid only)
Flat rate nationwide: 3,200 yen
Shipping to Hokkaido, Okinawa, and remote islands is also at the same rate.



※We provide shipping insurance for all products we ship.
If the product is damaged, please contact us.
If the damaged area can be repaired, we will arrange for repair.
Returns are not accepted. Thank you for your understanding.

●Please let us know if you would like a quote or receipt.
We will accommodate your needs flexibly.


●We can issue a set of three documents: a quote, invoice, and delivery note.
Please provide the detailed information required for issuance (billing address, shipping address, seal/date, etc.).
※If required, please contact us before purchasing.