Description
Error: Contact form not found.
Octangonal Cross Staff
Description
We are supply of Octagonal Cross Staff as per the set industry Standards.
Related products
Box Sextant With Leather
Description
Cylindrical brass sextant in leather case. The sextand has pull out eyepieces, silvered scale and vernier magnifier on a hinged arm. The brass cover screws onto the base as a handle. The leather case is embossed with a flower on both sides. The case has an attached cover which fastens with a strap. The inside of the case is lined with purple velvet like material. Maker's mark on sextand, embossed stamp on case.
Optical Auto Engineers Level
Features
• Excellent shockproof function. • Exclusive closed magnetic field, magnetically-dampened compensator. • Friction-braked rotation and endless horizontal drive. • Prism for viewing circular vial. • Water, dust and dirt proof. • Comes with a years warranty. • Full back up and repair service available.
Clinometer Compass
Description
Clinometer Handle Compass is a reproduction of an antique Clinometer compass. The Handle Compass gets its name from its "handle" shaped sight, which actually serves two purposes With the compass level, an object can be viewed through the peep sights to determine its magnetic heading. The second and most interesting purpose is when tilting the compass on its side and viewing an object through the sights, its angle of elevation or declination can be found. A weighted pendulous arm beneath the compass needle can be read from one of three scales : Angle in degrees beneath the zenith (from straight up), angle in degrees of elevation or declination, and in inches per yard of slope. The compass has a needle lift mechanism to protect the compass jewel and the pendulous arm when being transported.
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.
Reviews
There are no reviews yet.