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Octangonal Cross Staff
Description
We are supply of Octagonal Cross Staff as per the set industry Standards.
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Line Ranger
Description
Our expertise enables us to develop a broad range of measuring and survey equipment and instruments such as Line Rangers. Manufactured using high grade metal and alloys, these line rangers can be availed in standard as well as customized sizes and specifications. Used for various testing and measuring activities by our clients, our range can be availed at most descent prices.
Cross Staff
Description
The Cross-Staff was used at sea from the beginning of the 16th century until the first half of the 18th century. It was used to measure the sun's altitude, especially at the meridian passage. With the knowledge of the sun's declination, the mariner could then obtain his latitude. The staff is original, with the inscription. The cross pieces are replicas. Different cross pieces were used depending on the altitude. A different scale is on each side of the staff.
Abney Level
Description
The Hand Level is a small, economical level for use with preliminary surveys to determine traveller way or cable way steel work elevations and other feasibility type site reconnaissance work. The Abney Level is very similar to a clinometer in that it is used to measure the value of a slope by means of arc measure and grade percentage.Specification of Abney Level
• Used to determine slope angle, tree heights etc • Graduated 0-+/-90 degrees, 0-+/-100% on a stationary arc • Vernier reads to 10 • Scale pointer incorporates friction thumb lock • Includes carry case
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