• The Eclipse™ prism assembly features a 62-mm hermetically sealed, water-resistant, nitrogen-filled prism canister.
• The prism can be set at a -40 mm true nodal point constant which offers optimal angle measurements, even when tilting the prism in either the horizontal or vertical axis.
• Unlike most tilting prisms, the optical center of the prism stays on point.
• The tilting prism holder, canister and target are constructed of DuPont Zytel.
• It includes a reversible, two-color target (black & white / black & yellow) and a peep sight collimator.
• A -30 mm adapter is included. (Can purchase 6410-018; Zero offset adapter separately)
• Height from base of prism to center of glass: 0.38 ft (115 mm).
• Weighs 1.15 lb (0.52 kg)

Option Details: 

• 6400-00 - 62mm Eclipse Prism Assembly
• 6410-018 - 0 Offset Adapter for Eclipse Prism Assembly - Discontinued

Parts Available