aspherical design

Lentille de Fresnel personnalisée pour lampes de poche LED et systèmes photométriques. Mise en forme du faisceau à haute efficacité, matériaux durables de qualité optique, diamètres et angles personnalisables. Conception compacte avec une transmission lumineuse > 92 % pour des performances supérieures.

Surface quality 10/5~60/40 Plano Convex Lenses Infrared Collimator Spherical Sapphire Optical Design Silica Lenses Laser Line filters typically have narrow bandwidths of 8– 15 nm for demanding laser applications. Fluorescence Filters, which have been designed to maximize the energy of the excitation ...

Factory direct supply 200mm bk7 acrylic plano concave and convex cylindrical lens Specification Range of diameter Dia.0.7mm-Dia.400mm Range of curve radius R1.5-R∞ etc Tolerance of diameter +/-0.1,+/-0.01,+/-0.005 ect. Surface of diameter λ,1/2λ,1/4λ.1/10λ etc Tolerance of Thickness +/-0.1,+/-0.05,+...

Optical JGS1 fused silica quartz glass rod optics endoscope lens Rods jewels are made of sapphire/ruby ,they are widely applied to medicine, accurate machine, accurate measure and inspection and laser technology. They also contribute a lot in the anticorrosion, wearable and high heat conduction ...

Specification Materials BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etcDiameter1.5~300mmRadiusR0.8mm-∞Focal length -30000mm~+30000mmCenter thickness tolerance+/-0.01mmDiameter tolerance+/-0.005mmFocal length tolerance +/-1%Surface accuracy N=1~3Irregularity ΔN=0.1~0.5Decenter3''~1'...

Specification Materials BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etcDiameter1.5~300mmRadiusR0.8mm-∞Focal length -30000mm~+30000mmCenter thickness tolerance+/-0.01mmDiameter tolerance+/-0.005mmFocal length tolerance +/-1%Surface accuracy N=1~3Irregularity ΔN=0.1~0.5Decenter3''~1'...

Specification Materials BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etcDiameter1.5~300mmRadiusR0.8mm-∞Focal length -30000mm~+30000mmCenter thickness tolerance+/-0.01mmDiameter tolerance+/-0.005mmFocal length tolerance +/-1%Surface accuracy N=1~3Irregularity ΔN=0.1~0.5Decenter3''~1'...

Specification Materials BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etcDiameter1.5~300mmRadiusR0.8mm-∞Focal length -30000mm~+30000mmCenter thickness tolerance+/-0.01mmDiameter tolerance+/-0.005mmFocal length tolerance +/-1%Surface accuracy N=1~3Irregularity ΔN=0.1~0.5Decenter3''~1'...

Specification Materials BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etcDiameter1.5~300mmRadiusR0.8mm-∞Focal length -30000mm~+30000mmCenter thickness tolerance+/-0.01mmDiameter tolerance+/-0.005mmFocal length tolerance +/-1%Surface accuracy N=1~3Irregularity ΔN=0.1~0.5Decenter3''~1'...

Specification Materials BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etcDiameter1.5~300mmRadiusR0.8mm-∞Focal length -30000mm~+30000mmCenter thickness tolerance+/-0.01mmDiameter tolerance+/-0.005mmFocal length tolerance +/-1%Surface accuracy N=1~3Irregularity ΔN=0.1~0.5Decenter3''~1'...

Optical Mini Glass Bk7 Dome Lens K9 od3.98 inch Hemisphere Guide Top Camera Coating Dome Lens For Video Camera A single lens used to form an image will always show some chromatic aberration, that is variation of focal length with wavelength. Achromatic doublet lenses correct for this as they are ...

Dome Infrared Fresnel Lens Led Module 80mm Aacrylic pc Big Underwater Camera Lens For PIR Motion Module Fresnel lenses consist of a flat surface with interspaced, concentric steps whereby each step corresponds to the surface of a conventional lens. Each step thereby acts as a refractive surface, ...