RGB laser projector with uniform speckle-free illumination based on a compact passive system of incoherent focusing

• Date: 2024
• Main Authors: Лапчук, А. С., Пригун, О. В., Горбов, І. В., Морозов, Є. М., Бородін, Ю. О.
• Format: Article
• Language: Ukrainian
• Published: Інститут проблем реєстрації інформації НАН України 2024
• Subjects: : speckle; speckle reduction; laser projector; incoherence; incoherent focusing systems; focusing prism; multi-retarder prism
• Online Access: http://drsp.ipri.kiev.ua/article/view/308600
• Journal Title: Data Recording, Storage & Processing

An analysis of properties of laser projectors has shown that in spite of large advantageous of laser illumination like high optical efficiency, high optical gamut and images saturation, an interference phenomenon that demonstrates himself through interference fringes in illumination spot and in stro...