初学者最适合用哪种手动测量水平（手持视准仪/手平水仪）的刻度等级？
| Product ⇅ | Price ⇅ | Length (inches) ⇅ | Weight (ounces) ⇅ | Accuracy (inches/100) ⇅ | Leveling Feet Count (number) ⇅ | Magnetic Base (boolean) ⇅ | Bubble Size (mm) ⇅ |
|---|---|---|---|---|---|---|---|
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David White 43-D620 2X Sighting Hand Level
US
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£15.67 ≈ | 4.2 in | 1.2 pounds | — | — | — | — |
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This hand level has a sturdy impact-resistant aluminum body with an easy-to-read protected vial. It's designed for preliminary surveys and simple distance estimation, using 2X fixed magnification with a built-in pocket clip for portability. ★ 适合人群It suits beginners because it's a lightweight, pocket-size hand level (1.2 pounds) with an easy-to-read protected vial for quick, rough leveling instead of precision tripod setup. |
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SitePro 13-590/E 2.5X Site Hand Level
US
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£73.24 ≈ | 5 in | — | — | — | — | — |
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This is a pocket-sized SitePro hand level with 2.5X magnification for establishing a level line of sight. It includes stadia and vertical lines and comes with a carrying case, making it suited for leveling, grading, and similar construction tasks. ★ 适合人群这是一款简单的口袋式 2.5X 手持水平仪（13-590/E），带视距刻度线和竖直线，适合新手用于快速、实用的找平/整平检查，而不是复杂的测量布设。 |
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