The GMP104 Monitoring Mini Prism is a versatile replacement model designed for use with Leica, Trimble, and Topcon total stations. With its K9 glass construction and L-bar, 90-degree circular shape, this prism ensures high precision with an accuracy of up to 1mm and a working range of up to 600m (2,000 ft). Featuring dual prism constants (+8.94mm for Leica and -25.46mm for others), a copper coating, and a durable waterproof and dustproof design, it is ideal for monitoring and surveying in all weather conditions.
Model: GMP104 Regular
For Total Station: Leica, Trimble, Topcon-compatible
Height Offset: 30.0mm
Prism Constant: +8.94mm (Leica), -25.46mm (Others)
Beam Deviation: 5 arcseconds
Working Range: 600m (2,000 ft)
Mount: Stainless steel screw with metal holder
Material: K9 glass
Coating: Copper
Package: 10pcs
High Accuracy: Provides up to 1mm precision and 5 arcseconds beam deviation for reliable measurements.
Versatile Compatibility: Works seamlessly with Leica, Trimble, and Topcon total stations.
Dual Prism Constants: +8.94mm for Leica and -25.46mm for other total stations.
Durable Design: K9 glass prism with a stainless steel screw and metal holder for long-lasting performance.
Weather-Resistant: Waterproof and dustproof, suitable for all weather conditions.
Efficient Package: Includes 10pcs of 1-inch L-bar reflector assemblies, providing excellent value.
Copper Coating: Enhances reflectivity and protects the prism from wear.
Compact and Portable: Lightweight design for easy deployment in the field.
4⭐️⭐️⭐️⭐️⭐️ E. Sanchez – Verified Buyer – January 19, 2025
"Definitely recommend to fellow surveyors, it gets the job done."
⭐️⭐️⭐️⭐️⭐️ T. Scott – Verified Buyer – November 19, 2024
"The prism provides consistent results. It integrates with my system as expected and meets good standards."
⭐️⭐️⭐️⭐️⭐️ H. Wood – Verified Buyer –October 1, 2024
"The GMP104 Mini Prism is an excellent choice. It offers precise measurements and integrates smoothly with my monitoring setup. Very pleased with the results!"
⭐️⭐️⭐️⭐️⭐️ C. Garcia – Verified Buyer – August 18, 2023
"Highly recommend it!"
⭐️⭐️⭐️⭐️ L. Hill – Verified Buyer – April 27, 2022
"It performs adequately and fits with my existing setup without any issues."
1. Is the GMP104 an original Leica product?
No, the GMP104 is a high-quality replacement model designed for compatibility with Leica, Trimble, and Topcon total stations.
2. What is the working range of this prism?
The GMP104 offers a working range of up to 600m (2,000 ft), making it suitable for a variety of monitoring and surveying tasks.
3. How accurate is the GMP104 prism?
The prism delivers up to 1mm precision with a beam deviation of 5 arcseconds.
4. What prism constants does the GMP104 use?
- +8.94mm for Leica total stations
- -25.46mm for Trimble, Topcon, and other total stations
5. What is included in the GMP104 package?
The package includes 10pcs of 1-inch L-bar reflector assemblies, making it ideal for large-scale projects.
6. Is the GMP104 suitable for outdoor use?
Yes, the prism is waterproof and dustproof, ensuring reliable performance in all weather conditions.
7. What materials are used in the GMP104?
The prism is made of K9 glass with a copper coating and features a stainless steel screw and metal holder for durability.
8. What applications is this prism best suited for?
The GMP104 is ideal for:
- Monitoring applications
- General surveying tasks
- Topographic mapping
- Construction site layout
9. Can the GMP104 be used with non-Leica total stations?
Yes, it is fully compatible with Trimble, Topcon, and other total stations using the -25.46mm prism constant.
10. Why choose the GMP104 Monitoring Mini Prism?
The GMP104 offers high precision, versatile compatibility, and durability as a cost-effective replacement model for professional monitoring and surveying applications.
Shipping Policy
What are the shipping options available for my order?
We offer standard shipping options for all orders. Additionally, standard shipping for our products is free of charge.
How long does it take for my order to be delivered?
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Domestic Shipping (US): Standard shipping typically takes 4-7 business days.
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International Shipping: Delivery times vary depending on the destination country and customs regulations. Please allow 10-20 business days for international orders.
What carriers do you use for shipping?
We work with reliable carriers such as DHL or UPS, to ensure timely and efficient delivery.
What happens if my order is lost or damaged during shipping?
We take great care in packaging our products to ensure they arrive in perfect condition. In the unlikely event your order is lost or damaged in transit, please contact our customer service team immediately at sales@metricop.com. We will work with the carrier to resolve the issue and may offer a replacement or refund, depending on the situation.
Can I change my shipping address after my order has been placed?
Shipping addresses cannot be changed after an order has been placed. Please double-check your shipping address before completing your order to avoid delivery issues.
What should I know about customs duties and taxes for international orders?
For international orders, customers are responsible for any applicable customs duties, taxes, or fees required by the destination country. These costs are not included in the product price or shipping charges.
Returns and Exchanges Policy
What is your policy for returns and exchanges?
We accept returns and exchanges within 30 days of purchase. To initiate a return or exchange, please contact our customer service team at sales@metricop.com. Returned items must be unused, in their original packaging, and accompanied by proof of purchase.
Are there exceptions for returns?
- Items damaged due to customer mishandling are not eligible for return or exchange.
- Customized or personalized products cannot be returned unless defective.
Order Cancellation Policy
Can I cancel my order?
Yes, orders can be canceled as long as they have not yet been shipped. If you wish to cancel your order, please contact our customer service team as soon as possible. Once the order is shipped, it cannot be canceled, but you may request a return after delivery following our returns policy.
If you need further assistance, feel free to contact us at sales@metricop.com.
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