Freiberger Drum Sextant - All View
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Black Freiberger All View Drum Sextant with Wooden Handle.
Part Number: SEX0035
The traditional instrument for celestial position finding in sea.
Comfortable weight and size with excellent balance from it's well designed light metal alloy frame. Large horizon and index mirrors which are tested for optical flatness and parallelism. The clamping device and micrometer drum are fully enclosed for protection against dirt and water spray.
Standard telescope 4x40 is adjustable for height and fitted with a protective rubbers eyepiece. The correct amount of brightness through the sextants optical light paths is controlled by means of swing in graded filters 4 for the index and 3 for the horizon mirrors.
|scale of degrees||-5° to 125°|
|lens aperture||40 mm|
|Colour||- black (others available on request)|
|drum sextant||1,4 kg|
|carrying case||4,5 kg|
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