Optical Plano-convex Magnifying Glass Lenses for Camera lens
Material:
• Optical Glass: High-quality materials like BK7 glass, known for its clarity and low dispersion.
Properties:
• Plano-convex Shape: One flat (plano) surface and one outwardly curved (convex) surface.
• Positive Focal Length: Converges light rays to a focal point, essential for magnification.
• Minimal Spherical Aberration: Reduces image distortion when used at infinite or near-infinite conjugate ratios.
• High Refractive Index: Enhances focusing ability and image sharpness.
Function:
• Light Focusing: Directs light to a specific point, crucial for capturing sharp images.
• Magnification: Enlarges the appearance of objects, making them easier to see.
• Image Clarity: Improves the quality of images by minimizing distortions and aberrations.
Application:
• Camera Lenses: Integral part of the lens assembly, focusing light onto the sensor for clear images.
• Magnifying Glasses: Used to enlarge objects for better visibility.
• Projectors: Focuses light to project clear images onto screens.
• Microscopes: Essential for magnifying small objects in scientific research.
• Telescopes: Helps in focusing distant celestial objects for observation.
• Laser Systems: Used for beam focusing and collimation.
• Optical Instruments: Employed in various scientific and industrial applications for precise light manipulation.
Summary:
Optical plano-convex magnifying glass lenses are versatile components made from high-quality optical glass . Their unique shape, with one flat and one convex surface, allows them to focus light effectively, making them indispensable in a wide range of optical applications. These lenses are crucial in camera lenses for capturing sharp images, in magnifying glasses for enlarging objects, and in various scientific instruments for precise light focusing. Their ability to minimize spherical aberration and enhance image clarity makes them a preferred choice in many optical systems. Whether in everyday devices like cameras and projectors or specialized equipment like microscopes and telescopes, plano-convex lenses play a vital role in improving visual performance and accuracy.
Material | Optical Glass, Fused Silica, quartz |
Diameter Tolerance | +0/-0.15 mm |
Thickness Tolerance | +/-0.15 mm |
Cler Aperture | over 90% |
Surface Quality | 80/50~10/5 scratch and dig |
Transmission | above 92% |
Chamfer | 0.1-0.5 mm x 45 degree |
Focal Length Tolerance | +/-1.5% |
Back Focal Length Tolerance | +/-1.5% |
Coating | available |
Usage | optical system, photographic sysem, Lighting system, Electronic apparatus, e.g. laser, camera, monitor, projector, magnifier etc. |