Have for sale fast newtonian mirror with great accuracy (1/13Lambda), with secondary. Primary has 20" diameter and 1802mm focal lenght (F/3.53), secondary size is 120mm (uncoated, can arange 97% Hilux coatings for 100eur, standard coatings included in price). Primary is aluminized with standard coatings with ca. 92% reflectivity and hardened with F2Mg.
I can deliver completed scope for 3500EUR (a couple of months waiting time, I provide invoice and warranty). Truss scope parts kit and focuser (GSO linear dual speed) is an option for 2650EUR. Email me if you have any questions at: pawel((dot))rojewski((at))astrofaktoria((dot))pl. Y axis on diagram is Lambda, X is surface. PayPal +3,9%
Telescope shown on photo is a similar but smaller construction.
30 Aprile 2014
Discuti in pubblico (6) |
Trattativa in Privato
Prezzo: 1890,00 € Spese di spedizione incluse
Stato del bene:
Come nuovo
