00:00Need tight shots without breaking bank. Tested 5 cheap surveying prisms on job site.
00:06These hit target dead center. First up, replacement for Leica GRZ-101 360-degree mini prism.
00:14Full rotation means zero time spent aiming prism at total station.
00:19Kit includes 4 poles, level bubble, hook, bag. Cost $55.74.
00:26Over 4,000 units sold because ATR locks instant. Great for fast site layout.
00:33Next, 10-pack GMP-104 90-degree L-bar monitoring prisms. Metal bracket bolts straight to concrete
00:40walls, bridges, rails. Cost $77.41 for whole pack. $7.74 per point. Perfect rating.
00:51Pick this for deformation monitoring projects where prisms stay mounted forever.
00:57Third, multi-offset mini prism kit. Aluminum poles included.
01:03Flips between minus 30, zero, plus 17.5-millimeter constants.
01:08Fits Leica, Topkin, Trimble setups. Cost $40.29, rated 4.8.
01:16Solid build, zero wobble on joints. Best backup prism for rough field
01:21conditions. Fourth, GPH-1 GPR-1 Swiss-style full-size
01:26prism with metal target plate. Standard zero constant.
01:30Heavy metal target frame handles high wind better than plastic shells.
01:35Cost $23.63.
01:38Five-star rating. Dirt-cheap replacement for standard traverse work without losing optical clarity.
01:45Last, AK-18 Red single-tilt prism for Nikon, South, and Trimble instruments.
01:51Includes heavy padded soft bag. Red HiVis target makes long-range distance
01:56measurement easy in woods or heat shimmer. Cost $41.48.
02:02Flawless 5-star score. Accurate glass, smooth brass tension knob.
02:08Links to gear in description below.
02:11Hit like.
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