Olympus OM-D E-M5 Mark II and E-M1 Mark I Battery Door Lever. Push the new lever with installed o-ring into the door housing. To help with seating the locking parts on the new lever place a credit card or other small hard surface on the towel and set the door housing on it.
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Useful for installing and removing lens rings and other components. The opening span of the tool can be finely adjusted from 0mm to as wide as 70mm. Tool length = 100mm.
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For 1/1000 max error is 4%, for 1/500 - 2% and so on for other shutter speeds. You can use a flashlight or lamp as a light source.
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