The creditors of BMC Industries have granted to the parent company of Vision-Ease a further extension of a waiver on certain payments until Nov. 14. BMC says it will close certain etching facilities and other businesses to focus on Vision-Ease, where the staff and the product line have been recently trimmed further. For the 2nd quarter ended June 30, BMC reports a consolidated net loss of $95.3 million, up from a loss of $2.3 million for the year-ago period. Optical products generated an operating loss of $10.9 million on sales of $26.4 million, compared with a loss of $0.4 million on sales of $29.7 million.