We have featured an 8x zoom lens for iPhone 4. But if you want a larger zoom, the following Sanwa x12 telephoto zoom lens may be more suitable for you.
This is a powerful telephoto zoom lens that measures 32 x 32 x 97mm and weights 177g, designed for both iPhone 4 and iPhone 4S. The phone lens features 12x zoom capability in order that you can use your iPhone 4 to capture more clear landscapes, and using the matching iPhone 4 case, you can apply the iPhone lens to your iPhone 4 or 4S with ease. Apart from that, the telephoto zoom lens also has an accompanying tripod, which help you steadily capture clear photos, and ships with cleaning cloth, lens cap and pouch for portability.
Sanwa x12 telephoto zoom lens for iPhone 4 and 4S is priced at $67 USD. If you’re interested, jump to Japan Trend Shop for more details. Additionally, if you need other options, you might like to check the iPhone 4S case with phone lens.