Used ZWO H-Alpha 1.25" 7nm Filter Astrophotography 国产电灯泡 | NGC6888 | ASKAR

国产电灯泡  |  NGC6888  |  ASKAR SQA106 +  ZWO ASI 6200MM

While small

making it fast and easy to set up or break down your RASA

and autoguider

Used ZWO H-Alpha 1.25" 7nm Filter Astrophotography 国产电灯泡 | NGC6888 | ASKARCondition: This is a used ZWO H Alpha 1. 25" filter in excellent condition. The optics and body are clean. No box; comes in a ziploc bag. Any dust you see in the photos is easily removable it seems that these filters develop an electrostatic charge such that the dust in the air is just attracted to the filter. Description: ZWO 1. 25" H Alpha, SII, OIII 7nm Filter Set Narrowband filters are a fantastic astrophotography tool when it comes to imaging