National Career Education Optical/Optometric Assistant  prepares students to begin an entry-level career as an Optical Assistant, Optometric Assistant, Optical Laboratory Technician, or Optical Sales Representative. At National Career Education, students receive hands-on, practical training to provide real-world experience. Students in NCE’s program learn how to test patients for visual acuity, depth perception, and color blindness. Graduates are trained to competently use precision optical instruments and lens-edging machines. National Career Education accredited program also includes an externship in a medical or retail facility.