Symmetrical bi&#;convex and bi&#;concave lenses are the simplest of lenses to understand. There are very many different lenses.
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If one of the surfaces of a convex lens is a plane while the other is convex, the lens is called a plano&#;convex lens. If one of the surfaces of a convex lens is concave while the other is convex, the lens is called a concavo&#;convex lens.
Similar names are also used for concave lenses. If both the surfaces of a concave lens are concave, the lens is said to be a biconcave or double concave lens. If one of the surfaces of a concave lens is a plane while the other is concave, the lens is called a plano&#;concave lens. If one of the surfaces of a concave lens is convex while the other is concave, the lens is called a convex&#;concave lens.
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Articles / Plano-Concave and Plano-Convex Lenses: Guide to Their Optical Properties and Applications
Author: Bryan Ng &#; Marketing Manager
Editor: Qu Yingli &#; R&D Director
Published on:
Last edited:
In the realm of optics, plano-concave and plano-convex lenses stand out as fundamental building blocks of optical systems, understanding their unique properties shaping the way light interacts with the physical world is crucial. Plano-concave and plano-convex lenses have unique optical characteristics that contribute to their diverse range of applications.
The optical properties of plano-concave and plano-convex lenses are governed by the curvature of their surfaces. The degree of curvature, measured in diopters, determines the lens&#;s power, which in turn dictates its ability to converge or diverge light. Plano-concave lenses have negative powers, while plano-convex lenses have positive powers.
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Plano-concave lenses, characterized by one concave surface and one flat surface, diverge incoming light, spreading it out as it passes through the lens.
Part NumberWavelength (nm)Diameter (mm)EFL (mm)MaterialAssemblyCT (mm)ET (mm)BFL (mm)LZ-12.5+0.75-ET / .5-19.0ZnSeSingle1.402.1-19.60LZ-12.5+0.75-ET3. / .5-19.0ZnSeSingle2.603.3-20.10LZ-12.5+1-ET2. / .5-25.4ZnSeSingle1.802.3-26.10LZ-0.5+14.4-ET / .7-14.4ZnSeSingle2.003.0-15.20LZ-0.5+32.08-ET2. / .7-32.1ZnSeSingle1.802.2-32.80LZ-0.5+1.5-ET / .7-38.1ZnSeSingle2.603.0-39.20LZ-15+0.75-ET3. / .0-19.0ZnSeSingle2.003.1-19.80LZ-15+25-ET3. / .0-25.0ZnSeSingle2.503.3-26.00LZ-0.75+1-ET / .1-25.4ZnSeSingle1.703.0-26.10LZ-0.75+30-ET / .1-30.0ZnSeSingle1.903.0-30.80LZ-0.75+1.5-ET / .1-38.1ZnSeSingle2.103.0-39.00LZ-0.75+2-ET / .1-50.8ZnSeSingle2.403.0-51.80LZ-20+712-ET / .0-712.0ZnSeSingle3.003.0-713.20LZ-25+37.46-ET3. / .0-37.4ZnSeSingle1.803.3-38.10LZ-25+1.5-ET / .0-38.1ZnSeSingle2.504.0-39.20LZ-25+56-ET3. / .0-56.0ZnSeSingle2.603.6-57.10LZ-1+2.5-ET / .4-63.5ZnSeSingle2.103.0-64.40LCF-1--.425.0CaF2Single-2.0-LCF-1--.450.0CaF2Single-2.0-LCF-1--.475.0CaF2Single-2.0-LCF-1--..0CaF2Single-2.0-LCF-1--..0CaF2Single-2.0-LCF-1--..0CaF2Single-2.0-LSI-1--.425.0SiSingle-2.0-LSI-1--.450.0SiSingle-2.0-LSI-1--.475.0SiSingle-2.0-LSI-1--..0SiSingle-2.0-LSI-1--..0SiSingle-2.0-LSI-1--..0SiSingle-2.0-LGE-1--.425.0GeSingle-2.0-LGE-1--.450.0GeSingle-2.0-LGE-1--.475.0GeSingle-2.0-LGE-1--..0GeSingle-2.0-LGE-1--..0GeSingle-2.0-LGE-1--..0GeSingle-2.0-LZS-1--.425.0ZnSSingle-2.0-LZS-1--.450.0ZnSSingle-2.0-LZS-1--.475.0ZnSSingle-2.0-LZS-1--..0ZnSSingle-2.0-LZS-1--..0ZnSSingle-2.0-LZS-1--..0ZnSSingle-2.0-LCF-1+-.4-25.0CaF2Single-2.0-LCF-1+-.4-50.0CaF2Single-2.0-LCF-1+-.4-75.0CaF2Single-2.0-LCF-1+-.4-100.0CaF2Single-2.0-LCF-1+-.4-150.0CaF2Single-2.0-LCF-1+-.4-200.0CaF2Single-2.0-LSI-1+-.4-25.0SiSingle-2.0-LSI-1+-.4-50.0SiSingle-2.0-LSI-1+-.4-75.0SiSingle-2.0-LSI-1+-.4-100.0SiSingle-2.0-LSI-1+-.4-150.0SiSingle-2.0-LSI-1+-.4-200.0SiSingle-2.0-LGE-1+-.4-25.0GeSingle-2.0-LGE-1+-.4-50.0GeSingle-2.0-LGE-1+-.4-75.0GeSingle-2.0-LGE-1+-.4-100.0GeSingle-2.0-LGE-1+-.4-150.0GeSingle-2.0-LGE-1+-.4-200.0GeSingle-2.0-LZS-1+-.4-25.0ZnSSingle-2.0-LZS-1+-.4-50.0ZnSSingle-2.0-LZS-1+-.4-75.0ZnSSingle-2.0-LZS-1+-.4-100.0ZnSSingle-2.0-LZS-1+-.4-150.0ZnSSingle-2.0-LZS-1+-.4-200.0ZnSSingle-2.0-Table 1: Wavelength Opto-Electronic Plano-Concave Lenses
Plano-concave lenses, with their ability to spread out light, find applications in various fields. In photography, they are used as wide-angle lenses, capturing a broader field of view. In telescopes, they are employed as corrector lenses, compensating for aberrations caused by other optical elements to ensure clearer and more accurate imaging.
Additionally, plano-concave lenses are used in lasers to produce diverging beams, essential for certain laser applications. It plays a critical role in beam expansion setups, where they are used to spread and control laser beams for various applications, including laser cutting and engraving.
Plano-convex lenses, with one convex surface and one flat surface, converge incoming light, bringing it together at a focal point.
Part NumberWavelength (nm)Diameter (mm)EFL (mm)MaterialAssemblyCT (mm)ET (mm)BFL (mm)Product typeLBK-0.5-15-ET.715.0BK7Single5.422.011.40Plano-ConvexLBK-0.5-20-ET.720.0BK7Single4.202.017.21Plano-ConvexLBK-0.5-30-ET.730.0BK7Single3.392.027.75Plano-ConvexLBK-0.5-50-ET.750.0BK7Single2.802.048.14Plano-ConvexLBK-0.5-75-ET.775.0BK7Single2.502.073.34Plano-ConvexLBK-0.5-100-ET..0BK7Single2.402.098.41Plano-ConvexLBK-0.5-120-ET..0BK7Single2.332..45Plano-ConvexLBK-0.5-140-ET..0BK7Single2.282..48Plano-ConvexLBK-0.5-160-ET..0BK7Single2.252..51Plano-ConvexLBK-1-35-ET.435.0BK7Single7.202.030.22Plano-ConvexLBK-1-50-ET.450.0BK7Single5.302.046.48Plano-ConvexLBK-1-60-ET.460.0BK7Single2.502.058.34Plano-ConvexLBK-1-70-ET.470.0BK7Single4.352.067.11Plano-ConvexLBK-1-75-ET.475.0BK7Single4.102.072.28Plano-ConvexLBK-1-100-ET..0BK7Single3.602.097.61Plano-ConvexLBK-1-125-ET..0BK7Single3.302..81Plano-ConvexLBK-1-150-ET..0BK7Single3.002..01Plano-ConvexLBK-1-175-ET..0BK7Single2.902..08Plano-ConvexLBK-1-200-ET..0BK7Single2.802..14Plano-ConvexLBK-1-250-ET..0BK7Single2.602..27Plano-ConvexLBK-1-300-ET..0BK7Single2.502..34Plano-ConvexLBK-1-350-ET..0BK7Single2.462..37Plano-ConvexLBK-1-400-ET..0BK7Single2.402..41Plano-ConvexLBK-1-500-ET..0BK7Single2.302..47Plano-ConvexLBK-1--ET..0BK7Single2.202..54Plano-ConvexLFS-1-35-ET-.435.0Fused SilicaSingle8.202.029.56Plano-ConvexLFS-1-50-ET-.450.0Fused SilicaSingle4.702.046.88Plano-ConvexLFS-1-75-ET-.475.0Fused SilicaSingle4.402.072.08Plano-ConvexLFS-1-100-ET-..0Fused SilicaSingle3.802.097.48Plano-ConvexLFS-1-125-ET-..0Fused SilicaSingle3.402..74Plano-ConvexLFS-1-150-ET-..0Fused SilicaSingle3.202..88Plano-ConvexLFS-1-200-ET-..0Fused SilicaSingle2.902..08Plano-ConvexLFS-1-250-ET-..0Fused SilicaSingle2.702..21Plano-ConvexLFS-1-300-ET-..0Fused SilicaSingle2.602..27Plano-ConvexLFS-1-500-ET-..0Fused SilicaSingle2.402..41Plano-ConvexLFS-1--ET-..0Fused SilicaSingle2.202..54Plano-ConvexLZ-0.5-1.5-ET / .738.1ZnSeSingle2.402.037.10Plano-ConvexLZ-0.6-1.5-ET1. / .238.1ZnSeSingle2.001.537.30Plano-ConvexLZ-0.6-1.5-ET / .238.1ZnSeSingle2.502.037.00Plano-ConvexLZ-0.6-2-ET / .250.8ZnSeSingle2.402.049.80Plano-ConvexLZ-0.6-2.5-ET / .263.5ZnSeSingle2.302.062.50Plano-ConvexLZ-0.6-4-ET / ..6ZnSeSingle2.202..70Plano-ConvexLZ-0.75-1-ET / .025.4ZnSeSingle3.302.024.00Plano-ConvexLZ-0.75-1.5-ET / .038.1ZnSeSingle2.902.036.90Plano-ConvexLZ-0.75-2-ET / .050.8ZnSeSingle2.602.049.70Plano-ConvexLZ-0.75-2.5-ET / .063.5ZnSeSingle2.502.062.50Plano-ConvexLZ-0.75-3-ET / .076.2ZnSeSingle2.402.075.20Plano-ConvexLZ-0.75-4-ET / ..6ZnSeSingle2.302..60Plano-ConvexLZ-0.75-5-ET / ..0ZnSeSingle2.302..10Plano-ConvexLZ-0.75-12-ET / ..8ZnSeSingle2.102..90Plano-ConvexLZ-20-47-ET / .047.0ZnSeSingle2.802.045.90Plano-ConvexLZ-20-72-ET / .072.0ZnSeSingle3.503.070.50Plano-ConvexLZ-25-3-ET / .076.2ZnSeSingle2.702.075.10Plano-ConvexLZ-1-30-ET / .430.0ZnSeSingle5.003.027.90Plano-ConvexLZ-1-1.5-ET / .438.1ZnSeSingle4.503.036.20Plano-ConvexLZ-1-2-ET / .450.8ZnSeSingle3.102.049.50Plano-ConvexLZ-1-2-ET / .450.8ZnSeSingle4.103.049.10Plano-ConvexLZ-1-2.5-ET / .463.5ZnSeSingle3.903.061.90Plano-ConvexLZ-1-3-ET / .476.2ZnSeSingle3.803.074.60Plano-ConvexLZ-1-4-ET / ..6ZnSeSingle3.603..10Plano-ConvexLZ-1-5-ET / ..0ZnSeSingle3.503..60Plano-ConvexLZ-1-10-ET / ..0ZnSeSingle3.203..70Plano-ConvexLZ-1-12.5-ET4. / ..5ZnSeSingle5.004..40Plano-ConvexLZ-1-15-ET4. / .415.0ZnSeSingle9.004.811.30Plano-ConvexLZ-1.5-2.5-ET7. / .963.5ZnSeSingle8.507.460.00Plano-ConvexLZ-1.5-3.5-ET / .988.9ZnSeSingle3.803.087.30Plano-ConvexLZ-1.1-5-ET / ..0ZnSeSingle3.503..60Plano-ConvexLZ-1.1-127-ET4. / ..0ZnSeSingle4.604..90Plano-ConvexLZ-1.1-7.5-ET / ..5ZnSeSingle4.304..70Plano-ConvexLZ-1.5-3.75-ET / .195.3ZnSeSingle4.403.094.70Plano-ConvexLZ-1.5-5-ET / ..0ZnSeSingle5.004..90Plano-ConvexLZ-1.5-5-ET4. / ..0ZnSeSingle5.104..80Plano-ConvexLZ-1.5-5-ET7. / ..0ZnSeSingle8.607..90Plano-ConvexLZ-1.5-5.13-ET7. / ..3ZnSeSingle8.607..20Plano-ConvexLZ-1.5-5.2-ET7. / ..1ZnSeSingle8.107..20Plano-ConvexLZ-1.5-7.5-ET / ..5ZnSeSingle4.704..60Plano-ConvexLZ-1.5-7.5-ET7. / ..5ZnSeSingle8.307..50Plano-ConvexLZ-1.5-7.53-ET7. / ..3ZnSeSingle8.307..30Plano-ConvexLZ-1.5-7.72-ET7. / ..2ZnSeSingle7.807..30Plano-ConvexLZ-1.5-15-ET / ..0ZnSeSingle8.308..50Plano-ConvexLZ-2-5-ET / ..0ZnSeSingle9.008..30Plano-ConvexLZ-2-130.6-ET7. / ..6ZnSeSingle9.707..30Plano-ConvexLZ-2-7.5-ET / ..5ZnSeSingle8.708..90Plano-ConvexLZ-2-8.75-ET7. / ..5ZnSeSingle8.807..80Plano-ConvexLZ-2-10-ET7. / ..0ZnSeSingle8.807..30Plano-ConvexLZ-2.5-8.75-ET9. / ..5ZnSeSingle10.709..00Plano-ConvexLZ-2.5-10-ET9. / ..0ZnSeSingle10.809..50Plano-ConvexLCF-1--.425.0CaF2Single-2.0-Plano-ConvexLCF-1--.450.0CaF2Single-2.0-Plano-ConvexLCF-1--.475.0CaF2Single-2.0-Plano-ConvexLCF-1--..0CaF2Single-2.0-Plano-ConvexLCF-1--..0CaF2Single-2.0-Plano-ConvexLCF-1--..0CaF2Single-2.0-Plano-ConvexLSI-1--.425.0SiSingle-2.0-Plano-ConvexLSI-1--.450.0SiSingle-2.0-Plano-ConvexLSI-1--.475.0SiSingle-2.0-Plano-ConvexLSI-1--..0SiSingle-2.0-Plano-ConvexLSI-1--..0SiSingle-2.0-Plano-ConvexLSI-1--..0SiSingle-2.0-Plano-ConvexLGE-1--.425.0GeSingle-2.0-Plano-ConvexLGE-1--.450.0GeSingle-2.0-Plano-ConvexLGE-1--.475.0GeSingle-2.0-Plano-ConvexLGE-1--..0GeSingle-2.0-Plano-ConvexLGE-1--..0GeSingle-2.0-Plano-ConvexLGE-1--..0GeSingle-2.0-Plano-ConvexLZS-1--.425.0ZnSSingle-2.0-Plano-ConvexLZS-1--.450.0ZnSSingle-2.0-Plano-ConvexLZS-1--.475.0ZnSSingle-2.0-Plano-ConvexLZS-1--..0ZnSSingle-2.0-Plano-ConvexLZS-1--..0ZnSSingle-2.0-Plano-ConvexLZS-1--..0ZnSSingle-2.0-Plano-ConvexPlano-convex lenses, with their ability to bring light together, are widely utilized in optics for focusing and collimating light in optical systems. Plano-convex lenses are commonly used as elements in camera lenses, where their ability to converge light is crucial for image formation. It minimizes spherical aberration, resulting in clearer and sharper images.
Wavelength Opto-Electronic Plano-Convex LensIn microscopes, plano-convex lenses are employed to magnify minute specimens, allowing for detailed observation. Moreover, these lenses are used in projection systems, creating focused images on screens or other surfaces. The converging properties of plano-convex lenses also make them suitable for magnifying glasses, aiding in the enlargement of small objects for closer examination.
The comparison between plano-concave and plano-convex lenses highlights their complementary roles in optics. Plano-concave lenses diverge light, expanding its path, while plano-convex lenses converge light, bringing it together. These contrasting properties make them suitable for different applications, with plano-concave lenses serving to widen fields of view or correct aberrations, while plano-convex lenses excel in magnifying and focusing tasks.
Plano-concave and plano-convex lenses, with their unique optical properties, play a pivotal role in shaping the world of optics across different industries. Their ability to manipulate light&#;s path, either by diverging or converging it, makes them indispensable components in a vast array of optical systems, from everyday magnifying glasses to sophisticated telescopes and microscopes.
Understanding their optical properties and applications empowers engineers, scientists, and enthusiasts alike to harness the full potential of these lenses in their optical designs. As technology continues to evolve, these fundamental lenses will remain at the forefront of optical innovation, enabling discoveries and shaping the way we interact with the visual world.
Wavelength Opto-Electronic design and manufacture quality plano-concave and plano-convex lenses including meniscus, bi-concave, and bi-convex lenses, from standard to high precision production specifications and utilizing different optical materials.
ToleranceStandardPrecisionHigh PrecisionMaterialsGlass: BK7, Optical Glass, Fused Silica, FluorideCrystal: ZnSe, ZnS, Ge, GaAs, CaF2, BaF2, MgF2, Si, Sapphire, ChalcogenideMetal: Cu, Al, MoPlastic: PMMA, AcrylicDiameterMinimum: 4 mm, Maximum: 500 mmTypesPlano-Convex Lens, Plano-Concave Lens, Meniscus Lens, Bi-Convex Lens, Bi-Concave Lens, Cementing Lens, Ball LensDiameter±0.1mm±0.025mm±0.01mmThickness±0.1mm±0.05mm±0.01mmSag±0.05mm±0.025mm±0.01mmClear Aperture80%90%95%Radius±0.3%±0.1%0.01%Power3.0λ1.5λλ/2Irregularity (P-V)1.0λλ/4λ/10Centering3arcmin1arcmin0.5arcminSurface Quality80---5Table 3: Wavelength Opto-Electronic Focusing Lens Manufacturing CapabilitiesIf you are looking for more details, kindly visit plano concave lens.