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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
Multi-layer coating group on each lens surface to maximize light transmission and contrast
Straight through viewing design
They are mechanically tested for fit
the ASI461MM Pro can lower the sensor temperature to more than 35 degrees Celsius below ambient temperature
Step 5: Install the standard connection plate to the base of the focuser using the included M4 screws
Askar 80ED OTA - 80 mm f/7 ED Refractor - 80EDOTA 55 mm Spotting Scopes Multi-layer coating group on eachSPECIFICATIONS Aperture size 80mm Focal length 560mm Focal ratio f 7 Objective lens Doublet (including one ED glass) Total length 404mm(when the dew shield is contracted) 505mm(when the dew shield is stretched) OTA weight 1. 7kg Gross weightincluding tube ring and dovetail plate 2kg Rear end thread type 2" adapter Standard package items a manual
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