ZWO ADC is voted as “HOT SKY PRODUCT – 2017” by SKY&TELESCOPE magazine!
ZWO Atmospheric Dispersion Corrector is used to reduce the effect of atmospheric dispersion on lunar and planetary images
The prisms are the heart of the ADC
Material: H-K9L(Schott BK7)
Surface Accuracy: ?/email@example.com
Deviation Angle: 2°
UV friendly AR Coating
Here is a review of ZWO’s ADC by Martin Lewis.
Some test images show the difference between using ADC and without ADC
Jupiter from Emil with ASI174MM and ZWO ADC