
50-day return policy⌄
- Return within 50 days of purchase.
- Full refund for unopened, sealed, unactivated items.
- Opened products may still qualify if unused.
- For orders over £100, we can arrange your return via DPD or in-person drop-off.
Next-day delivery — order before 3pm⌄
- Order before 3pm Mon–Fri for next-working-day delivery (free over £99).
- UK Saturday delivery available on orders placed before 3pm Friday.
- After 3pm Friday — dispatched Monday.
- Some UK regions may need 2–3 working days.
Discounted options with main purchase⌄
- Bundle pricing on accessories, spares and training when bought together.
- Reduced rates on add-ons selected at checkout.
- Ask us for a tailored quote on multi-unit or fleet orders.
Leica GDF312 Tribrach With Optical Plummet
A professional tribrach with an integrated optical plummet for precision centring, offering less than 3 arc-second torsional stiffness for GNSS base stations, backsights and control points.
Product dossier
Precise, stable levelling for survey instruments
Key features
- Precision centring:
Integrated optical plummet for accurate setup over survey marks.
- Professional stability:
Less than 3 arc-second torsional stiffness.
- Rugged construction:
Built for demanding outdoor environments.
- GNSS ready:
Ideal for base stations, backsights, control points and manual total station workflows.

Full specifications
Frequently asked questions
What is an optical plummet used for?⌄
An optical plummet allows accurate positioning directly over survey marks or control points.
Is the GDF312 suitable for GNSS surveying?⌄
Yes. It is specifically recommended for GNSS base stations, backsights and control points where high positional accuracy is required.