Sestante Profissional da marca Freiberger Drum-sextant

Valor de mercado $1,175.95

Paginas de referencia:
https://mdnautical.com/freiberger-sextants/19728-freiberger-drum-sextant.html#googtrans(en|pt)
ou
https://www.bookharbour.com/freiberger-drum-sextant-all-view?gclid=Cj0KCQjw3s_4BRDPARIsAJsyoLOPFAiwEpO-Lxua5D4HwWtWqaSATxVMHiimqkHk3KUlpeoZxLyGpRAaAtwuEALw_wcB

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.

TECHNICAL DATA
Graduated arc
radius 170 mm
scale of degrees -5° to 125°
interval 1°
Drum graduations
interval 1'
visual interval 0,1'
Telescope
lens aperture 40 mm
magnification 4 x
Variation
Handle - Hardwood
Colour - grey
Dimensions
drum sextant 26x24x13cm
carrying case 34x322x17cm
Weight
drum sextant 1,4 kg
carrying case 4,5 kg