
Leica
Leica 840381 NA320 360-Degree Auto Optical Level
★★★★★
Leica NA320 Auto Optical Level offers 20x magnification and rugged, weather-sealed construction for reliable surveying.
$232.00*$260.00Save 10%
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Key Features
Superior performance
20x magnification
Water- and dust-tight (IP) and Impact Resistant
Simple Operation
Ergonomic Design
Specifications
Brand
Leica Geosystems
Model
840381 (NA320)
Magnification
20x
Water Resistance
Water-tight (IP rated)
Dust Resistance
Dust-tight (IP rated)
Impact Resistant
Yes
Rotation
360 degrees
Color
Yellow
Level Type
Automatic Optical Level
Pros & Cons
👍 Pros
- Water-tight and dust-tight IP rating ensures reliable operation in adverse weather conditions.
- Impact-resistant housing protects the instrument from drops and bumps common on construction sites.
- Full 360-degree rotation allows sighting in any direction without moving the tripod.
- Simple automatic leveling reduces setup time and minimizes operator error.
- Compact, ergonomic design is comfortable for extended field use.
👎 Cons
- 20x magnification is on the lower end, which may limit clarity at longer sighting distances.
- Optical-only design lacks digital measurement features found in more advanced models.
- Tripod and leveling rod are not included and must be sourced separately.
- No illuminated reticle, which can make readings difficult in low-light conditions.
Frequently Asked Questions
What magnification does the Leica NA320 offer?
The NA320 provides 20x magnification, suitable for standard surveying and construction leveling tasks at common working distances.
Can the NA320 handle wet or dusty job site conditions?
Yes, the NA320 is rated as both water-tight and dust-tight with IP protection and impact resistance, making it well-suited for harsh outdoor environments.
What does "360-degree" mean in the product name?
It refers to the instrument's ability to rotate a full 360 degrees on its base for sighting targets in any direction without repositioning the tripod.
Is the NA320 an automatic or manual level?
It is an automatic optical level, meaning its internal compensator automatically levels the line of sight after rough leveling with the circular bubble.