Premium quality William Optics diagonal with 12mm mirror thickness, dielectric coating and 1/12th lambda surface accuracy.
The fit, finish and attention to detail is second to none!
Supplied with 2" nosepiece
SCT adapter available separately. (Please remove one before fitting the other)
Removable carbon-fibre side plates for easy cleaning.
Dielectric coating for 99% reflectivity.
Precision 1/12th lambda surface accuracy.
12mm-thick mirror substrate.
2"- 1.25" adapter with brass clamping ring.
Inside diameter (48mm) threaded to accept filters.
Weight : 535 g