Opteka 3.3x High Definition II Telephoto Lens Converter for Sony CyberShot DSC-H10 H5 H3 H2 H1 F828 F717 F707

A 3.3x converter will triple your camera's maximum focal length, bringing things three times as close.High-index / low-dispersion optical glass, Digital Multi-Coated, Titanium anodized finishHigh speed auto-focus / Infrared compatibleMaximize day and night shots by providing maximum light and image transmissionLens bag and lens covers included
Product DescriptionSince it fits right over your camera's existing lens system, a telephoto converter affects the zoom range of your camera's lens. A

Source: Digital Camera and Video Store...