ZWO 30mm Mini Guidescope 20761 The Dew Heater Ring comes

The Dew Heater Ring comes complete with:

The phone clamp can open to 92mm in width

25"/2" 68 degree widefield eyepieces that performs as well as eyepieces three times its price

the content is detailed and rigorous

that turned out to be the roar that usually accompanies the fall of a meteorite

ZWO 30mm Mini Guidescope 20761 The Dew Heater Ring comesZWO 30mm F4 Mini Guidescope, the perfect lightweight guider accessory. This guide scope is compatible with all ASI cameras. Specification: Lens Diameter: 30 mm Focal Length: 120 mm Weight (include guider ring and dovetail): 250 g Back Focus: adjustable,0~20 mm Focuser Type: front part focuser Tube travel: 20 mm Dovetail includes 1 4 screw hole.