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So far , the disseminations focus on the design of an electronic imaging system and the ability to generate electronic images in-situ , experiments are yet to be carried out to benchmark one of the most important features of any imaging systems – spatial resolution .
 design, imaging, images, be, benchmark, imaging, resolution
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
Answer:
 design, imaging, images, be, benchmark, imaging, resolution