30KB,50KB,Amazon.com : SIRUI Night Walker 35mm S35 Manual Focus Cine Lens, T1.2 Large Aperture RF Mount Lens for RED Komodo, R7, R10, C70, R50 (MS35R-G, Metal Grey) : Electronics,Amazon.com : SIRUI Night Walker S35 Manual Focus Cine Lens Set, 24mm, 35mm, 55mm, T1.2 Large Aperture RF Mount Lens for RED Komodo, R7, R10, C70, R50 ,SIRUI Night Walker T1.2 Super35 Frame Cine Lens Series – SIRUI®Official Store