Compass detection blue

Compass Iris 50 from detection and orientation, impact-resistant, pleasant to touch and does not slip even with wet hands. Pink, stable, easy-to-read, with a field of view of 20° and a resolution of 1°. Reading of the route from the top, this allows you to test the bow without having to look through the prism (like in the bushes of course). Reel : 12°. Lighting, photo-luminescent. Alidade red. Weight gr. 105