Richardson Electronics Announces Date of First Quarter 2016 Conference Call

LaFox, IL, Wednesday, September 30, 2015: Richardson Electronics, Ltd. (NASDAQ: RELL) plans to release its financial results for its first quarter 2016, after the close of businesson Wednesday, October 7, 2015. The release will be distributed by Business Wire and will be available on the Company’s website at www.rell.com.

On Thursday, October 8, 2015, at 9:00 a.m. CT, Edward J. Richardson, Chairman and Chief Executive Officer, and Robert J. Ben, Chief Financial Officer, will host a conference call to discuss the Company’s first quarter results for fiscal 2016. A question and answer session will be included as part of the call’s agenda. To listen to the call, please dial (888) 339-2688 and enter passcode 20539434 approximately five minutes prior to the start of the call. A replay of the call will be available beginning at 12:00 a.m. CT on October 9, 2015, for seven days. The telephone numbers for the replay are (USA) (888) 286-8010 and (International) (617) 801-6888; passcode 60014595.

ABOUT RICHARDSON ELECTRONICS, LTD.

Richardson Electronics, Ltd. is a leading global provider of engineered solutions, power grid and microwave tubes and related consumables; power conversion and RF and microwave components; high value displays, flat panel detector solutions and replacement parts for diagnostic imaging equipment; and customized display solutions. We serve customers in the alternative energy, healthcare, aviation, broadcast, communications, industrial, marine, medical, military, scientific and semiconductor markets. The Company’s strategy is to provide specialized technical expertise and “engineered solutions” based on our core engineering and manufacturing capabilities. The Company provides solutions and adds value through design-in support, systems integration, prototype design and manufacturing, testing, logistics, and aftermarket technical service and repair through its global infrastructure. More information is available at www.rell.com.

Richardson Electronics common stock trades on the NASDAQGlobal Select Market under the ticker symbol RELL.