COMMANDER OPTICS 420-800mm f/8.3 Manual Telephoto Zoom Lens for Panasonic Lumix DMC GM5, GH4, GM1, GX85, GX8, GX7, GF6, G7, G6, GH3 G1, GH1, GF1, G10, G2, GH2, GF2|Camera Lens Shipping, arrivesin 3+ days Tamron 17-70mm F...