Production cost is the combined total cost of raw material and direct labor costs and burden incurred in production. As the resources used to manufacture the spherical lens, the production cost involves several elements including the purchase of raw machinery, wages of labor, interest on capital, and insurance charges. The cost of the production is categorized into two parts: fixed cost and variable cost. At present, most manufacturers in the market reduce the manufacturing cost for obtaining increased profits by strictly controlling the variable cost.

Among most of the suppliers specializing in birefringent glass, CRYLIGHT Photonics Co., Ltd. could be counted as the leading manufacturer mainly due to its high quality yet competitive prices. CRYLIGHT's main products include birefringent crystal series. The product is able to provide the desired comfort. Its design considers the specific and unique foot movement angles and curves, which is related to foot comfort. This product promotes a clear-cut assignment of responsibility. Operators with specific roles can work more efficiently to finish their allocated tasks.

CRYLIGHT insists on the desire to become a major influence supplier in the future. Welcome to visit our factory!