Thermo-viscoelastic Modeling of Nonequilibrium Material Behavior of Glass in Nonisothermal Glass Molding
Sign Up to like & getrecommendations! Published in 2020 at "Procedia Manufacturing"
DOI: 10.1016/j.promfg.2020.04.350
Abstract: Abstract Nonisothermal Glass Molding (NGM) has become a viable replicative manufacturing technology for the cost-efficient production of complex precision optical components made of glass. During the pressing stage in NGM, glass materials undergo a huge… read more here.
Keywords: temperature; thermo viscoelastic; glass; model ... See more keywords
Eigenfrequency characterization and tuning of Ti-6Al-4V ultrasonic horn at high temperatures for glass molding.
Sign Up to like & getrecommendations! Published in 2019 at "Ultrasonics"
DOI: 10.1016/j.ultras.2019.106002
Abstract: Glass molding assisted by ultrasonic vibration is a promising yet challenging technique for microoptics fabrication. During glass molding localized high temperatures (300-600 °C) often result in transformed eigenfrequencies of the ultrasonic horn, and hence decreased electroacoustic… read more here.
Keywords: high temperatures; methodology; eigenfrequency; horn ... See more keywords
Analysis of lens fracture in precision glass molding with the finite element method.
Sign Up to like & getrecommendations! Published in 2021 at "Applied optics"
DOI: 10.1364/ao.436359
Abstract: Precision glass molding (PGM) technology has recently emerged as a promising fabrication method for mass-fabricating optical glass lenses with complex surfaces. However, lens fracture as a common problem has not been analyzed in detail. In… read more here.
Keywords: lens fracture; precision glass; glass molding; method ... See more keywords
Study of diffractive fringes caused by tool marks for fast axis collimators fabricated by precision glass molding.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.464043
Abstract: Aspheric cylindrical lenses, including fast axis collimators (FACs), are commonly used to collimate laser beams in the fast axis direction. Precision glass molding (PGM) is applied in the production of these optical lenses due to… read more here.
Keywords: diffractive fringes; tool marks; precision glass; glass molding ... See more keywords
Prediction of Profile Deviation during Glass Molding of Double-Aspheric Lens
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Engineering Science and Technology Review"
DOI: 10.25103/jestr.132.08
Abstract: Glass molding technology has attracted considerable attention because of its low cost and high-volume production. However, the profile deviation mechanism of double-aspheric lens is currently unclear. A method of profile deviation prediction was developed in… read more here.
Keywords: deviation; aspheric lens; glass molding; profile deviation ... See more keywords
Two-stage Glass Molding of Aspheric Lens
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Engineering Science and Technology Review"
DOI: 10.25103/jestr.132.09
Abstract: The glass molding has recently emerged as a promising way to mass-produce aspheric lens but has low molding accuracy. This study proposed a novel two-stage glass molding technology on the basis of the best-fitting sphere… read more here.
Keywords: two stage; glass; aspheric lens; glass molding ... See more keywords
Two-Step Glass Molding Process for Forming Glass Edges with Obtuse Angles for Mobile Displays
Sign Up to like & getrecommendations! Published in 2022 at "Micromachines"
DOI: 10.3390/mi13071032
Abstract: The domain of edge displays with 2.5D or 3D curved designs has been expanded to improve user convenience. The currently available 3D cover glass offers a limited curvature radius of at least 5 mm and… read more here.
Keywords: step; glass molding; molding process; curvature ... See more keywords