495

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313

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254

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508

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225

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286

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322

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453

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393

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391

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482

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365

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466

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229

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339

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416

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484

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415

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239

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262

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357

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421

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306

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479

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452

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229

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319

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231

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337

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315

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449

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294

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389

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349

• Measuring Instrument with an Accuracy of 1.0mm, Land Terrain Equipment, 32X Auto Level

388

• High Sensitivity Geophone 4.5Hz for S Wave and Shear Wave