IDENTITY PRESERVATION INSTRUCTION: Using the uploaded photo as reference, preserve the person's exact facial features, face shape, eye color, skin tone, and unique characteristics while transforming them into a professional ophthalmologist. Maintain complete facial likeness and identity throughout the transformation.

TRANSFORMATION DESCRIPTION: Transform the person into a professional ophthalmologist wearing a clean white medical coat and professional eyeglasses. Position them in a modern, well-lit ophthalmology clinic or medical office setting. They should appear professional, competent, and approachable. Add subtle medical context elements like an examination chair, eye chart, or slit lamp equipment in the background, but keep the focus on the person's portrait. The eyeglasses should look natural and appropriate for their face shape and age.

STYLE AND AESTHETIC PARAMETERS:
- Photorealistic, professional corporate photography style
- Clean, modern medical office lighting with soft, diffused natural light from windows
- Crisp, professional color palette: whites, blues, and neutral tones
- Professional medical attire: white doctor's coat over professional clothing
- Background: Modern ophthalmology clinic with blurred depth of field to keep focus on face
- Professional, trustworthy, and competent visual mood
- Medical equipment should be realistically integrated but not distracting
- Natural skin texture and lighting that flatters the subject

TECHNICAL QUALITY PARAMETERS:
- High resolution, 4K, detailed
- Sharp focus on face and eyes
- Professional quality medical portrait photography
- Aspect ratio: 1:1 or 4:3 for portrait use
- Professional color grading and exposure
- Detailed fabric texture on medical coat
- Natural skin texture preserved
- Studio-quality lighting and composition

NEGATIVE PROMPT GUIDANCE: Avoid: distorted facial features, unrealistic proportions, blurry face, loss of likeness, cartoonish appearance, poor lighting, unnatural glasses placement, cheap-looking medical coat, cluttered background, unprofessional appearance, low resolution, artificial-looking skin

USER CUSTOMIZATION: {additional_context}

ADDITIONAL TIPS: For best results, ensure the original photo has good lighting and clear facial features. The prompt works best with front-facing or slightly angled portraits. You can specify in {additional_context} preferences like: specific glasses style (horn-rimmed, metal frame, rimless), preferred coat style (long/short sleeve), background details (more/less medical equipment), or expression (serious, warm smile, professional neutral).