List of Pentax digital cameras, listed alphabetically with pictures of the cameras when available. This list includes popular Pentax digital camera models for all levels of photography, from professional use to casual photo taking. These popular Pentax cameras range in price, as some are extremely expensive while others are affordable. If you're in the market for a new digital camera made by Pentax, then use this list to figure out which models you might be interested in. This list answers the question, "What are the best Pentax digital cameras?"Examples include Pentax Optio S10 and Pentax Optio S7.