Ordinary domestic 10times objective lens, M43 systems, focals length 100mm, capable of full frame imaging Require the lens to be a macros lens or telephoto lens, which can achieve autofocus ( disadvantage: short focusing distance the imaging chip is larger, the required focals length will be longer Ordinary domestic objective lens 4times, M43 systems, focals length 70mm, capable of full frame imaging Whether full frame imaging is possible during lens imaging is related to the DSLR camera chip and the focals length of objective lens, Manufacturer: LXJLXD