Hi-lows-note found six super zoom patients on j-platpat.inpit.go.jp. These might have been created while Tamron developed their 28-200mm super zoom which is now available. Tamron 18-100mm f/4.0-5.6 Tamron 18-200mm f/3.5-6.5 Tamron 18-260mm f/3.5-6.5 Tamron 18-290mm f/3.5-6.5 Tamron 18-390mm f/3.5-6.5 Tamron 18-490mm f/3.5-6.5 Embodiment 1 Zoom ratio: 14.097 Image height: 14.200 mm Focal length: 18.566 70.020 … Continue reading 6 New Tamron Super Zoom Patents Found