Nov 11 (Reuters) - Luminar Technologies Inc (LAZR.O) on Thursday delivered third-quarter sales that were below Wall Street expectations, sending its shares down 2% in after-hours trading. Luminar makes a lidar sensor that helps self-driving cars and driver-assistance systems gain a three-dimensional view of the road. It has a deal with Volvo to put its sensors on the road starting next year. Sales for the quarter ended Sept. 30 totaled $8 million and adjusted losses were 10 cents per share. Analysts had expected sales of $8.89 million and adjusted losses of 10 cents per share, according to IBES data from Refinitiv. Luminar said it was maintaining its full-year sales forecast of $30 million to $33 million. Analysts expect full-year sales of $31.17 million, according to Refinitiv data.