Product Information

Professional Circular Prism for Precision Surveying

Name: Leica Style GPR121R Red Standard Circular Prism
Brand: Leica Style
SKU: STD07
Price: 290.00 USD
Availability: InStock

The GPR121R Red Standard Circular Prism delivers consistent accuracy for professional surveyors using Leica-compatible total stations. Engineered with precision optics and durable construction, it provides reliable measurements across demanding field conditions.

Precision Engineering

Built with exacting tolerances, this circular prism features a beam deviation of just 2 arcseconds and zero prism constant for accurate distance measurements. The 86.0mm height offset ensures consistent setup positioning, while the durable copper coating maintains optical integrity in harsh environmental conditions.

Professional Performance

With an impressive 3,500m working range, the GPR121R handles both short-range construction layouts and long-distance topographic surveys. The red targeting aids ensure easy identification in the field, while the robust construction withstands daily use in challenging outdoor environments.

Key Advantages

Extended Range: 3,500m working distance for versatile applications
Zero Constant: No corrections needed for accurate measurements
Weather Resistant: Durable copper coating protects against elements
Leica Compatible: Seamless integration with Leica total stations
High Visibility: Red targeting for easy field identification

Model: GPR121R

For Total Station: Leica-compatible

Height Offset: 86.0mm

Prism Constant: +0.0mm

Beam Deviation: 2 arcseconds

Working Range: 3,500m

Mount: Leica-compatible

Material Coating: Copper

Carrying Bag: Yes

Features :

High Precision Measurement

Prism constant of +0.0mm and 2 arcseconds beam deviation for superior accuracy

Extended Working Range

Measures distances up to 3,500m for large-scale surveying projects

Durable Copper Coating

Enhanced reflectivity and protection in rugged field conditions

Leica Compatibility

86.0mm height offset ensures seamless integration with Leica total stations

Quick Setup

Standard mount design for effortless installation and secure positioning

Weather Resistant

Built to perform reliably in harsh outdoor surveying environments

Portable Design

Lightweight construction with carrying bag for easy transport

Professional Grade

Engineered to meet the demanding requirements of professional surveyors

Download Center

Reviews :

4.8/5

★★★★★

Based on verified reviews

★★★★★

Michael Chen

Senior Land Surveyor · Verified Purchase

Exceptional Range and Durability

The 3,500m working range on this prism has transformed our large-scale infrastructure projects. The copper coating provides excellent durability against harsh field conditions, and the precision consistently meets our engineering tolerances. Seamless compatibility with our Leica total stations makes this an essential addition to our equipment inventory.

★★★★★

Sarah Rodriguez

Construction Site Engineer · Verified Purchase

Professional Grade Performance

This circular prism delivers the accuracy we need for critical construction layout work. The build quality is outstanding and the consistent reflectivity ensures reliable measurements even in challenging lighting conditions. Worth every penny for professional applications where precision cannot be compromised.

★★★★★

David Thompson

Principal Surveyor · Verified Purchase

Reliable Long-Distance Measurements

Perfect for our topographic surveys requiring extended measurement distances. The GPR121R maintains accuracy throughout its entire 3,500m range, and the robust construction has withstood months of field use without degradation. Highly recommended for surveying firms requiring dependable long-range capabilities.

★★★★★

Jennifer Walsh

Geomatics Specialist · Verified Purchase

Outstanding Build Quality

The copper coating and precision manufacturing make this prism a standout choice for professional surveying operations. Integration with our Leica equipment is flawless, and the measurement consistency across varying environmental conditions is impressive. This prism has become our go-to solution for high-accuracy survey work.

★★★★☆

Robert Kumar

Field Survey Manager · Verified Purchase

Solid Performance for Professional Use

Delivers the precision and range specifications as advertised, making it suitable for demanding survey applications. The circular design provides consistent reflectivity from multiple angles, improving field efficiency. While the price point reflects professional-grade quality, the investment is justified by the reliable performance and durability.

What's in the Box

Everything you need to get started.

✓ 1× GPR121R Red Standard Circular Prism
✓ 1× Protective Carrying Case
✓ 1× Product Manual and Specifications Sheet

Note: Prism pole, tribrach, and other mounting accessories sold separately.

Frequently Asked Questions

General

✓ What is the maximum working range of the GPR121R Circular Prism? ▾

The GPR121R offers an impressive 3,500-meter working range, making it suitable for long-distance surveying applications and large-scale construction projects where extended measurement capabilities are required.

✓ Is this prism compatible with Leica total stations and instruments? ▾

Yes, the GPR121R is specifically designed with Leica compatibility, ensuring seamless integration with Leica total stations, theodolites, and other surveying instruments for optimal measurement accuracy and reliability.

✓ What makes the copper coating significant for surveying applications? ▾

The durable copper coating provides superior reflectivity and corrosion resistance, ensuring consistent measurement accuracy in various environmental conditions. This coating enhances signal return quality and extends the prism's operational lifespan in challenging field conditions.

✓ What are the primary applications for this circular prism design? ▾

The circular prism design is ideal for high-precision professional surveying applications including topographic surveys, construction layout, monitoring projects, and geodetic measurements where accurate angular and distance measurements are critical to project success.

✓ How does this prism ensure high-precision measurements? ▾

The GPR121R achieves high-precision through its precisely manufactured optical surfaces, quality copper coating, and circular geometry that provides consistent retroreflection properties. This ensures reliable signal return and measurement repeatability essential for professional surveying standards.

Still have questions? Contact our technical support team.

Shipping:

Origin: We fulfill orders from our global logistics network / production centers.
Typical delivery times:
- US & EU: 7–12 business days
- Global: 10–15 business days
Tracking: Every shipment includes end-to-end tracking.
Duties & taxes: Calculated at checkout where available, or payable upon import per local rules.
Dispatch time: Usually 1–3 business days after order confirmation (we’ll notify you if an item needs extra prep).
Partial shipments: If a multi-item order is ready in stages, we may ship available items first.

Returns:

Return window: 14 days from delivery for unused items in original packaging (exceptions: consumables and custom builds).
Return address: We’ll provide a regional return address when you open an RMA (US or EU where applicable).
Refunds: Processed within 5–7 business days after inspection.
Exchanges: Fast replacement dispatch once the RMA is approved.

Warranty & Service:

Coverage: All instruments include manufacturer warranty.
Support: Remote onboarding (setup call + quick-start materials) and priority email support.
Repairs & calibration: We coordinate with authorized service partners as needed.

Support

Manufacturer warranty: All instruments include official warranty per brand policy.
Remote onboarding: We help you get started—video call + setup checklist + quick-start PDF.
Technical support: Priority email response; diagnostic help for connectivity, firmware, and workflows.
Repairs & calibration: We route service through authorized partners; we’ll coordinate logistics and keep you updated.

FAQ

Q: Where are you located?
A: Metricop is a specialized online store registered in the US & EU. We ship globally with tracking.

Q: Where do you ship from?
A: From our global logistics network / production centers. Typical delivery for US/EU is 7–12 business days (global 10–15).

Q: Do you offer warranty?
A: Yes - manufacturer warranty on all instruments. We also provide remote onboarding and coordinate service with authorized partners.

Q: How do returns work?
A: Start an RMA within 14 days of delivery. We’ll provide a regional return address (US/EU where applicable).

Q: Can I get a formal quote?
A: Yes - use Request for Quote. We typically reply within 2 business hours.

Q: Payment methods?
A: Major cards and bank transfer. For business purchases we provide tax-compliant invoices.

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