Complex sentence: The most recent addition, the Lensbaby 3G, further improves upon the first two models by adding a locking collar, making it possible to produce consistent images by locking the settings of the lens.
Split into simpler sentences: The most recent addition, the Lensbaby 3G, further improves upon the first two models by adding a locking collar. This makes it possible to produce consistent images by locking the settings of the lens.