ZWO D60 AR Window - D60-2-AR iPolar Adapters BaK-4 Prisms: Increases contrast and

BaK-4 Prisms: Increases contrast and resolution for sharper more detailed images

where Apollo 11 astronauts landed

This beautifully designed Petzval astrograph sports four optical elements in a three group configuration (2-1-1)

Will complement the use of a telescope

Other HEM27 models include iPolar (H272A) or the EC version with iPolar and a high precision RA encoder (H274A)

ZWO D60 AR Window - D60-2-AR iPolar Adapters BaK-4 Prisms: Increases contrast andDiameter: 60mm Type: AR window Thickness: 2mm Flatness: 1 4 Protect the sensor from dust and humidity. Compatible with: ASI071 MC Pro ASI6200MM Pro ASI2600MM Pro Duo