MPP 1 - 7 Lens Board 101x101mm Copal # 3 65mm (MPP I-II-III-IV-V-VI-VII) This lens board is 3d printed, there are some marks do to the 3d printing process. The material use is PET Copolymer, 3 time stronger than ABS. It's a high quality material made in Italy with excellent mechanical property and temperature resistance (see the specs in the pictures). With normal use it is going to last a lifetime. For any question please contact me.
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