Description For mounting BT81S-A, BT-ED70S-A and ARK series binoculars on the HF2 Altazimuth Fork Mount Using the swing bracket, you can mount the BT81S-A, BT-ED70S-A or ARK series binoculars on the optional HF2 altazimuth fork mount. Specs Magnification / Aperture / Actual field of view 6x20mm (8°) Polar alignment reticle Reticle with scales for pointing 3 starsN. Hemisphere: Polaris, Delta UMi and 51 CepS. Hemisphere: Sigma Oct, Chi Oct and Tau Oct Illumination Auto power off dark field illuminator, brightness adjustable by 8 steps Power supply CR2032 battery x 1 pc. (Monitor battery included) Setting accuracy 3 arc minutes or less Dimensions 62x60x142mm Weight 220g (without battery) Warranty Vixen warranties its products to be free from initial defects in materials and workmanship for a specified period based on part type: Vixen Electronic Parts: Limited One Year Warranty Vixen Mechanical Parts: Limited Two Year Warranty Click Here to read more CA Residents: Prop 65 WARNING(S)
