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{"title":"BK7 Optical Glass Cemented Achromatic Convex Lens For Optical System","imgUrl":"https:\/\/img.chinax.com\/nimg\/9b\/d8\/f3fe28097ff5ee6b1ddd723bef0c-200x200-1\/bk7_optical_glass_cemented_achromatic_convex_lens_for_optical_system.jpg","attrs":{"Place of Origin":"Shanghai, China","Brand Name":"LONGWAY","Model Number":"LW04011","Packaging Details":"electrolytic capacitor paper,foam,carton"}}
{"title":"Optical Achromatic Doublet Lens For Binoculars And Medical Imaging","imgUrl":"https:\/\/img.chinax.com\/nimg\/20\/6b\/97a34d68d03ec08566ff570bcecf-200x200-1\/optical_achromatic_doublet_lens_for_binoculars_and_medical_imaging.jpg","attrs":{"Place of Origin":"Shanghai, China","Brand Name":"LONGWAY","Model Number":"LW1609201453","Packaging Details":"electrolytic capacitor paper,foam,carton"}}
BK7 Flint Glass Achromatic Lenses for Microscopy Color Correction
Material
BK7 Flint Glass: BK7 flint glass is a type of optical glass widely used in the manufacturing of lenses and other optical components. It is characterized by its high transparency, low dispersion, and good chemical stability. The "BK7" designation refers to a specific composition and set of optical properties standardized by industry norms.
Property
Optical Transparency: BK7 flint glass exhibits excellent optical transparency in the visible and near-infrared spectral regions, making it suitable for applications requiring high-quality imaging.
Low Dispersion: The dispersion of BK7 glass is relatively low, meaning that it refracts light of different wavelengths by similar amounts, which is crucial for minimizing chromatic aberrations.
Chemical Stability: BK7 glass is resistant to many common chemicals and environmental factors, ensuring durability and reliability in various conditions.
Function
Achromatic Correction: Achromatic lenses are designed to correct chromatic aberration, a phenomenon where light of different wavelengths is focused at different points, causing color fringes around objects in an image. BK7 flint glass, due to its low dispersion, is a key material in the construction of achromatic lenses for microscopy. When combined with a glass of higher dispersion (such as crown glass) in a precise ratio and arrangement, the resulting lens system can focus light of multiple wavelengths to a common point, greatly improving image quality.
Application
Microscopy: BK7 flint glass achromatic lenses are essential components in microscopes, particularly those used for high-resolution imaging and research purposes. They enable scientists and researchers to observe samples with minimal color distortion, providing clear and accurate images of cellular structures, tissues, and other microscopic features.
Other Optical Systems: Besides microscopy, BK7 flint glass achromatic lenses are also used in other optical systems where precise color correction is required, such as telescopes, cameras, and spectrophotometers.
**Introduction**
Shanghai Longway Special Glass Co., Ltd. has been a professional supplier in the glass industry for over 20 years. With its expertise spanning across various fields, including optics, laser, imaging, and lighting etc., the company has established itself as a trusted par... **Introduction**
Shanghai Longway Special Glass Co., Ltd. has been a professional supplier in the glass industry for over 20 years. With its expertise spanning across various fields, including optics, laser, imaging, and lighting etc., the company has established itself as a trusted par...
