Scientific instruments are high value low volume products.
Expert users know what they need and when they see advantages they are willing to buy that product over its competitor or even trade up. Product designers need to be creative to make simple sheet metal work look sophisticated. Deliver new medical products to market quickly, achieving optimum all round performance and value for users, conforming to international standards and circumventing competitors intellectual property.
Thinking harder about ease of use and an intuitive interface can have a huge effect on sales.