圖片僅作供參考，並不代表產品實物及所包括配件。 Pictures shown are for illustration purpose only and may not be an exact representation of the product and accessories included.
Description
Specifications
Parameters
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 weight（including tube ring and dovetail plate）
