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IMPORTANT: Our store is located in Canada. All orders that include products manufactured outside of Canada or USA will be subject to tariffs and duties, regardless of the order value. US customers are responsible for all applicable duties and tariffs, and those will be billed by the carrier, except for the Lacerta upgrade kit, for which we collect them at checkout.
IMPORTANT: Our store is located in Canada. All orders that include products manufactured outside of Canada or USA will be subject to tariffs and duties, regardless of the order value. US customers are responsible for all applicable duties and tariffs, and those will be billed by the carrier, except for the Lacerta upgrade kit, for which we collect them at checkout.
ZWO AR Protective Window

ZWO AR Protective Window

by ZWO
SKU ZWO-D21AR
$15.00 - $39.00
$15.00
$15.00 - $39.00
$15.00
Price Match Policy!
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Availability Info
Qualifies for FREE Shipping in CONUS on orders over $350.

AR Protective Window

AR-protect-window

AR-clear-window

ZWO D21 AR protect window

Technical Parameter:

Diameter: 21mm

Type: AR window

Thickness: 1.1mm

Flatness: 1/4 λ

Protect the sensor from dust and humidity.

Match Model：

The cameras that come with the D21*1.1mm AR protictive window as list as below :

ASI120MM-S, ASI224MC, ASI385MC, ASI290MC/MM, ASI290MINI, ASI178MM, ASI120MINI.

ZWO D25 AR protect window

Technical Parameter:

Diameter: 25mm

Type: AR window

Thickness: 1.1mm

Flatness: 1/4 λ

Match Model：

ASI174 series.

Protect the sensor from dust and humidity.

ZWO D32 AR protect window

Technical Parameter:

Diameter: 32mm

Type: AR window

Thickness: 2mm

Flatness: 1/4 λ

Match Model：

ASI1600 series, ASI294 series, ASI183 series.

Specifications