Diploma in Optical Refraction (DOR)

(Eye Testing & Spectacle Number Measurement Training)


📚 Complete Course Syllabus

Course Title: Diploma in Optical Refraction

Duration: 6 Months (Home Study + Practical Training)

Mode: Home Study

Language: Hindi / English

Certification: Rajgor Health & Education Centre / Nature Cure Institute (Maharashtra) / INPC


Module 1: Introduction to Optical Science

  • Basics of Light & Vision
  • Human Eye Structure & Physiology
  • Introduction to Visual System
  • Common Eye Disorders & Symptoms

Module 2: Refractive Errors

  • Definition & Types of Refractive Errors
  • Myopia (Short-sightedness)
  • Hypermetropia (Long-sightedness)
  • Astigmatism
  • Presbyopia (Age-related Vision Loss)
  • Causes, Diagnosis & Prevention

Module 3: Optical Lenses & Frames

  • Types of Lenses (Spherical / Cylindrical / Progressive / Bifocal)
  • Lens Power Terminology (SPH, CYL, AXIS, ADD)
  • Frame Materials and Shapes
  • Understanding Lens Coating (Anti-glare / Blue Cut / UV Protection)

Module 4: Optometry Instruments

  • Snellen Vision Chart
  • Auto Refractometer
  • Trial Frame & Trial Lens Set
  • PD Meter (Pupillary Distance)
  • Retinoscope Basics

Module 5: Eye Examination Techniques

Theory + Practical

  • Visual Acuity Test (Distance & Near Vision)
  • Manual Refraction Test
  • Auto Refraction Test
  • Subjective Refraction & Lens Comparison
  • How to Extract Final Prescription
  • PD Measurement Technique

Module 6: Spectacle Prescription Analysis

  • Interpreting Optical Prescription
  • PD, Segment Height & Frame Fitting
  • Correct Lens Selection for Each Case
  • Prescription Writing Format

Module 7: Vision Therapy Basics

  • Eye Muscle Exercises
  • Convergence Exercises
  • Relaxation Techniques
  • Prevention of Computer Vision Syndrome

Module 8: Practical Exposure

  • Live Practice Videos
  • Case Study Analysis
  • Prescription Preparation Practice
  • Handling Customers & Patient Counselling

Module 9: Professional & Business Development

  • How to Start an Optical Business
  • Required Tools & Investment
  • Modern Optical Shop Setup Guidance
  • Marketing and Growth Strategy
  • Home-based Vision Testing Service

Study Material Provided

  • Complete Book (Hardcopy/PDF)
  • Video Lectures & Practical Demo
  • Prescription Formats & Charts
  • Registration Card & ID

Career Opportunities

✔ Vision Testing Technician
✔ Optical Store Owner
✔ Clinic Eye Testing Assistant
✔ NGO / Hospital support staff
✔ Home service & freelance opportunities


Examination & Certification

  • Online/Offline Written Exam
  • Practical Evaluation
  • Final Certificate with Seal & Registration Number