Tips for Optical Experiments
January 12, 2024 | Ni Chen

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• Planar-convex lens alignment
• Reflection of metal Tubes
• Unwanted factors
  • Reflection / refraction
  • Aperture stop

Planar-convex lens alignment

Incident to planar	incident to convex

Reflection of metal Tubes

Laser output	Laser with tube

Unwanted factors

Reflection / refraction

Sensor and glass substrate reflection	Sensor glass reflection/refraction

Aperture stop

larger aperture	smaller aperture

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