MMA Teflon has good light guide performance, soft core, good light guide distance, which can only be adjusted by formula, long service life, but expensive

Advantages of PMMA fluororesin: long light guide distance at the tail end, low cost, high performance price ratio; disadvantages: very hard cutting, inconvenient cutting, and uneven head after cutting, polishing treatment

TPU has the advantages of very low cost, good flexibility, and can be made into various shapes, square, oval and flat. It has the disadvantages of easy yellowing, short service life, and poor light guiding efficiency

Temperature resistant polymer polyurethane light guide optical fiber Advantages Temperature resistant performance Optimal softness Disadvantages Light guide is not long Price is expensive Suitable for high-value products of automotive interior atmosphere lights