Complex sentence: They produce both, budget lenses (most times small, not very light strong and with slow autofocus but good in optical quality) and highest price products and also optical equipment for space programs of the US, Western Europe and the Russian Federation.
Split into simpler sentences: They produce both budget lenses (mostly small, not very durable and having slow autofocus but good in optical quality) and higher priced products. They also produce optical equipment for the space programs of the US, Western Europe and the Russian Federation.