ZWO IR-Cut Protective Window

UV IR-CUT Protective Window

ZWO D21 UV IR-CUT protect window

Technical Parameter:

Diameter: 21mm

Type: UV IR-cut window

Thickness: 1.1mm

Flatness: 1/4 λ

Match Model：

ASI120 series, ASI120-S series, ASI178 series, ASI290 series, ASI224MC series, ASI385 series, ASI185MC series.

Protect the sensor from dust and humidity.

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

ASI120MC-S, ASI178MC.

ZWO D25 UV IR-CUT protect window

Technical Parameter:

Diameter: 25mm

Type: UV IR-cut window

Thickness: 1.1mm

Flatness: 1/4 λ

Match Model：

It is used for ASI174MM ASI174MC ASI174MM-COOL ASI174MC-COOL to protect the sensor from dust and humidity.