Used GSO 99% Dielectric Mirror Diagonal 2" Consignment ZWO ASI174MM advanced monochrome astronomy

ZWO ASI174MM advanced monochrome astronomy camera with 2

" Not long ago

The generous 50mm aperture produces bright

so you'll enjoy years of exceptional performance without degradation

offering 1:10 fine-tuning

Used GSO 99% Dielectric Mirror Diagonal 2" Consignment ZWO ASI174MM advanced monochrome astronomyThis is a used GSO 2" Dielectric Diagonal. It is in excellent condition: the mirror is clean, and the body is completely unmarked. It comes with both dust caps, in its original box. 90 degree diagonal features sophisticated, lab tested dielectric coatings that boast an astounding 99 percent reflectivity Dielectric mirror coatings are more durable and more reflective than enhanced aluminum coatings Diagonal provides a comfortable 90 degree viewing