Hemera has released Hemera Image Express Premium, an addition to the company’s existing image portal that offers higher-resolution images in file sizes up to 15MB, or professional quality printing up to 9 x 6 inches at 300 DPI. Like the Standard subscription of Hemera Image Express, the Premium subscription lets you download images on a pay-as-you-go basis, or save money by signing up for a monthly or yearly subscription to 500,000 royalty-free images. The Premium subscription gives customers the option of using 75,000 images at 15MB as well as 1MB.