Condition: External ID. Device type: Optical leveling device / construction level. Series: AL-series (Automatic Levels), according to operating manual. Manufacturer: not clearly identifiable. Measuring method: optical height measurement. Alignment: automatic compensator. Optics: Telescope with focusing. Horizontal circle: with angle scale. Level: integrated. Color: Blue / Grey. Area of application: Construction surveying, height measurement and leveling work. Loading aid with lifting platform is available.