Ricoh published their latest financial results (Q2 of FY2018). Here is the info related to their camera business – sales of the Smart Vision segment (= Ricoh Imaging) went down from ¥13.8bn during H1 2017/03 tp ¥9.8bn during H1 2018/03 (-29%):

Sales in the Other segment increased by 11.8% to ¥98.4 billion as compared to the previous corresponding period. Though income and profit in optical equipment business mainly increased, it was offset by the decrease in income and profit in the camera business due to the decrease in amounts of sales of digital cameras. As a result, operating profit in the Other segment decreased by 59.2% as compared to the previous corresponding period, to ¥2.1 billion.