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Gamma H.Q. |
Main tecnical specs :
A.R. gear 370 tooth D280mm in B14 bronze with D300mm setting circle division 3' with
6" venier
D.EC. gear 300 tooth D229mm in B14 bronze with D250mm setting circle division 1° with
2' venier
Stainless steel worms D29mm
Stainless steel shafts with high precision D65 e D80mm internal diameter conic bearings
Stainless steel counterweights 20Kg and 15Kg
Stainless steel full counterweights shaft D50mm
Saddle plate base D250mm
Instrument weight capacity 130Kg
Latitude setting from 0 to 70° - 2,4°/turn
Azimut setting 20° with micrometric screw P=0.75mm – 20’/turn
Weight of 86Kg without counterweights
66cm height with polar axis at 40°
Mean periodic error +/-3 seconds of arc.
Go-To within 2 minutes of arc.
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