{"title":"Plano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm","description":"\u003cp\u003eBrowse 5+ plano-concave lenses from WaveQuanta's catalog. Part of our precision optical components and lenses range. Detailed specifications, datasheets, and 3D models available for each product. Request a quote today.\u003c\/p\u003e","products":[{"product_id":"plano-concave-lens-n-sf11-ar-coating-400-nm-700-nm-mcc30303-a","title":"Plano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm MCC30303-A","description":"\u003ch2\u003ePlano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm — Model MCC30303-A\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003eOperating wavelength 400 nm-700 nm, focal length -15.0 mm, Ø12.7 mm, substrate N-SF11.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOptical Material: N-SF11\u003c\/li\u003e\n\u003cli\u003eOperating Wavelength: 400 nm-700 nm (AR Coating)\u003c\/li\u003e\n\u003cli\u003eLow Abbe Number, High Dispersion\u003c\/li\u003e\n\u003cli\u003eApplication: Imaging, Beam Expansion or Reduction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA plano-concave lens has one concave surface and one flat surface, with a negative focal length. It is commonly used for beam collimation, increasing (or decreasing) the focal length, or expanding (or reducing) the image. To minimize spherical aberration, when the incident beam is collimated, it should be directed onto the concave surface of the plano-concave lens.\nBecause N-SF11 has a low Abbe number, LBTEK chooses to use N-SF11 to manufacture lenses with smaller focal lengths. Additionally, N-SF11 lenses are more suitable for particularly harsh (acidic and alkaline) environments. Apart from N-SF11 plano-concave lenses, LBTEK also offers plano-concave lenses made of N-BK7, UV fused silica, and calcium fluoride. N-BK7 is the most commonly used material for high-quality optical components, widely applied in visible and near-infrared applications. UV fused silica exhibits excellent transmittance in the ultraviolet range and a low thermal expansion coefficient, while calcium fluoride has an extremely high damage threshold and chemical inertness.\nLBTEK provides uncoated plano-concave lenses as well as lenses with three types of anti-reflection coatings: 400-700 nm, 700-1100 nm, and 1100-1650 nm. All our lenses undergo fine processing and strict quality control to ensure that LBTEK delivers high-quality lens products to customers at reasonable prices.\u003c\/p\u003e\n\u003ch3\u003ePlano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSubstrate Material: N-SF11\u003c\/li\u003e\n\u003cli\u003eOperating Wavelength: 400 nm-700 nm (AR Coating)\u003c\/li\u003e\n\u003cli\u003eApplication: Imaging, Beam Expansion or Reduction\u003c\/li\u003e\n\u003cli\u003ePre-installed Mechanical Housing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLBTEK Plano-Concave Lenses have negative focal lengths and are commonly used in applications such as imaging or beam collimation. Since N-SF11 has a lower Abbe number, LBTEK chooses to use RoHS-certified N-SF11 to manufacture lenses with various smaller focal lengths. Additionally, N-SF11 lenses are more suitable for particularly harsh (acidic or alkaline) environments. All circular lenses from LBTEK come pre-installed with standard lens sleeves or lens mounting adapters. The surfaces of these mechanical components are engraved with product model, type, diameter, and focal length, allowing users to quickly identify lens parameters.\u003c\/p\u003e","brand":"WaveQuanta","offers":[{"title":"Default Title","offer_id":47517941760154,"sku":"MCC30303-A","price":57.64,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/1-1_E5_B9_B3_E5_87_B9_E9_80_8F_E9_95_9C_EF_BC_8CN-SF11_EF_BC_8C_E5_A2_9E_E9_80_8F_E8_86_9C_EF_BC_9A400_20nm-700_20nm-Fma84OO6aakYiHP2NZCbmemxH_7y.jpg?v=1772672284"},{"product_id":"plano-concave-lens-n-sf11-ar-coating-400-nm-700-nm-mcc30607-a","title":"Plano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm MCC30607-A","description":"\u003ch2\u003ePlano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm — Model MCC30607-A\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003eOperating wavelength 400 nm-700 nm, focal length -30.0 mm, Ø25.4 mm, substrate N-SF11.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOptical Material: N-SF11\u003c\/li\u003e\n\u003cli\u003eOperating Wavelength: 400 nm-700 nm (AR Coating)\u003c\/li\u003e\n\u003cli\u003eLow Abbe Number, High Dispersion\u003c\/li\u003e\n\u003cli\u003eApplication: Imaging, Beam Expansion or Reduction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA plano-concave lens has one concave surface and one flat surface, with a negative focal length. It is commonly used for beam collimation, increasing (or decreasing) the focal length, or expanding (or reducing) the image. To minimize spherical aberration, when the incident beam is collimated, it should be directed onto the concave surface of the plano-concave lens.\nBecause N-SF11 has a low Abbe number, LBTEK chooses to use N-SF11 to manufacture lenses with smaller focal lengths. Additionally, N-SF11 lenses are more suitable for particularly harsh (acidic and alkaline) environments. Apart from N-SF11 plano-concave lenses, LBTEK also offers plano-concave lenses made of N-BK7, UV fused silica, and calcium fluoride. N-BK7 is the most commonly used material for high-quality optical components, widely applied in visible and near-infrared applications. UV fused silica exhibits excellent transmittance in the ultraviolet range and a low thermal expansion coefficient, while calcium fluoride has an extremely high damage threshold and chemical inertness.\nLBTEK provides uncoated plano-concave lenses as well as lenses with three types of anti-reflection coatings: 400-700 nm, 700-1100 nm, and 1100-1650 nm. All our lenses undergo fine processing and strict quality control to ensure that LBTEK delivers high-quality lens products to customers at reasonable prices.\u003c\/p\u003e\n\u003ch3\u003ePlano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSubstrate Material: N-SF11\u003c\/li\u003e\n\u003cli\u003eOperating Wavelength: 400 nm-700 nm (AR Coating)\u003c\/li\u003e\n\u003cli\u003eApplication: Imaging, Beam Expansion or Reduction\u003c\/li\u003e\n\u003cli\u003ePre-installed Mechanical Housing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLBTEK Plano-Concave Lenses have negative focal lengths and are commonly used in applications such as imaging or beam collimation. Since N-SF11 has a lower Abbe number, LBTEK chooses to use RoHS-certified N-SF11 to manufacture lenses with various smaller focal lengths. Additionally, N-SF11 lenses are more suitable for particularly harsh (acidic or alkaline) environments. All circular lenses from LBTEK come pre-installed with standard lens sleeves or lens mounting adapters. The surfaces of these mechanical components are engraved with product model, type, diameter, and focal length, allowing users to quickly identify lens parameters.\u003c\/p\u003e","brand":"WaveQuanta","offers":[{"title":"Default Title","offer_id":47517941825690,"sku":"MCC30607-A","price":66.38,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/1-1_E5_B9_B3_E5_87_B9_E9_80_8F_E9_95_9C_EF_BC_8CN-SF11_EF_BC_8C_E5_A2_9E_E9_80_8F_E8_86_9C_EF_BC_9A400_20nm-700_20nm-Fma84OO6aakYiHP2NZCbmemxH_7y_9018c9df-1824-4dbb-865a-6a9cdb508dec.jpg?v=1772672289"},{"product_id":"plano-concave-lens-n-sf11-ar-coating-400-nm-700-nm-cc30607-a","title":"Plano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm, unmounted CC30607-A","description":"\u003ch2\u003ePlano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm, unmounted — Model CC30607-A\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003eOperating wavelength 400 nm-700 nm, focal length -30.0 mm, Ø25.4 mm, substrate N-SF11.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOptical Material: N-SF11\u003c\/li\u003e\n\u003cli\u003eOperating Wavelength: 400 nm-700 nm (AR Coating)\u003c\/li\u003e\n\u003cli\u003eLow Abbe Number, High Dispersion\u003c\/li\u003e\n\u003cli\u003eApplication: Imaging, Beam Expansion or Reduction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA plano-concave lens has one concave surface and one flat surface, with a negative focal length. It is commonly used for beam collimation, increasing (or decreasing) the focal length, or expanding (or reducing) the image. To minimize spherical aberration, when the incident beam is collimated, it should be directed onto the concave surface of the plano-concave lens.\nBecause N-SF11 has a low Abbe number, LBTEK chooses to use N-SF11 to manufacture lenses with smaller focal lengths. Additionally, N-SF11 lenses are more suitable for particularly harsh (acidic and alkaline) environments. Apart from N-SF11 plano-concave lenses, LBTEK also offers plano-concave lenses made of N-BK7, UV fused silica, and calcium fluoride. N-BK7 is the most commonly used material for high-quality optical components, widely applied in visible and near-infrared applications. UV fused silica exhibits excellent transmittance in the ultraviolet range and a low thermal expansion coefficient, while calcium fluoride has an extremely high damage threshold and chemical inertness.\nLBTEK provides uncoated plano-concave lenses as well as lenses with three types of anti-reflection coatings: 400-700 nm, 700-1100 nm, and 1100-1650 nm. All our lenses undergo fine processing and strict quality control to ensure that LBTEK delivers high-quality lens products to customers at reasonable prices.\u003c\/p\u003e\n\u003ch3\u003ePlano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm, unmounted\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSubstrate Material: N-SF11\u003c\/li\u003e\n\u003cli\u003eOperating Wavelength: 400 nm-700 nm (AR Coating)\u003c\/li\u003e\n\u003cli\u003eApplication: Imaging, Beam Expansion or Reduction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLBTEK Plano-Concave Lenses have a negative focal length and are commonly used in applications such as imaging or beam collimation. Since N-SF11 has a lower Abbe number, LBTEK chooses to use RoHS-certified N-SF11 to manufacture lenses with various smaller focal lengths. Additionally, N-SF11 lenses are more suitable for particularly harsh (acidic or alkaline) environments. All circular lenses from LBTEK can be mounted in LBTEK standard lens tubes, fixed lens holders, and various coaxial mounting plates. Customers can select the optimal mounting method based on different application scenarios.\u003c\/p\u003e","brand":"WaveQuanta","offers":[{"title":"Default Title","offer_id":47517941923994,"sku":"CC30607-A","price":49.83,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/2-1_E5_B9_B3_E5_87_B9_E9_80_8F_E9_95_9C_EF_BC_8CN-SF11_EF_BC_8C_E5_A2_9E_E9_80_8F_E8_86_9C_EF_BC_9A400_20nm-700_20nm_EF_BC_8C_E6_9C_AA_E5_AE_89_E8_A3_85-Fr5i4E9ZYFqZ0W96QqK5nOPLbu7w.jpg?v=1772672294"},{"product_id":"plano-concave-lens-n-sf11-ar-coating-400-nm-700-nm-cc30303-a","title":"Plano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm, unmounted CC30303-A","description":"\u003ch2\u003ePlano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm, unmounted — Model CC30303-A\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003eOperating wavelength 400 nm-700 nm, focal length -15.0 mm, Ø12.7 mm, substrate N-SF11.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOptical Material: N-SF11\u003c\/li\u003e\n\u003cli\u003eOperating Wavelength: 400 nm-700 nm (AR Coating)\u003c\/li\u003e\n\u003cli\u003eLow Abbe Number, High Dispersion\u003c\/li\u003e\n\u003cli\u003eApplication: Imaging, Beam Expansion or Reduction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA plano-concave lens has one concave surface and one flat surface, with a negative focal length. It is commonly used for beam collimation, increasing (or decreasing) the focal length, or expanding (or reducing) the image. To minimize spherical aberration, when the incident beam is collimated, it should be directed onto the concave surface of the plano-concave lens.\nBecause N-SF11 has a low Abbe number, LBTEK chooses to use N-SF11 to manufacture lenses with smaller focal lengths. Additionally, N-SF11 lenses are more suitable for particularly harsh (acidic and alkaline) environments. Apart from N-SF11 plano-concave lenses, LBTEK also offers plano-concave lenses made of N-BK7, UV fused silica, and calcium fluoride. N-BK7 is the most commonly used material for high-quality optical components, widely applied in visible and near-infrared applications. UV fused silica exhibits excellent transmittance in the ultraviolet range and a low thermal expansion coefficient, while calcium fluoride has an extremely high damage threshold and chemical inertness.\nLBTEK provides uncoated plano-concave lenses as well as lenses with three types of anti-reflection coatings: 400-700 nm, 700-1100 nm, and 1100-1650 nm. All our lenses undergo fine processing and strict quality control to ensure that LBTEK delivers high-quality lens products to customers at reasonable prices.\u003c\/p\u003e\n\u003ch3\u003ePlano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm, unmounted\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSubstrate Material: N-SF11\u003c\/li\u003e\n\u003cli\u003eOperating Wavelength: 400 nm-700 nm (AR Coating)\u003c\/li\u003e\n\u003cli\u003eApplication: Imaging, Beam Expansion or Reduction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLBTEK Plano-Concave Lenses have a negative focal length and are commonly used in applications such as imaging or beam collimation. Since N-SF11 has a lower Abbe number, LBTEK chooses to use RoHS-certified N-SF11 to manufacture lenses with various smaller focal lengths. Additionally, N-SF11 lenses are more suitable for particularly harsh (acidic or alkaline) environments. All circular lenses from LBTEK can be mounted in LBTEK standard lens tubes, fixed lens holders, and various coaxial mounting plates. Customers can select the optimal mounting method based on different application scenarios.\u003c\/p\u003e","brand":"WaveQuanta","offers":[{"title":"Default Title","offer_id":47517942022298,"sku":"CC30303-A","price":45.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/2-1_E5_B9_B3_E5_87_B9_E9_80_8F_E9_95_9C_EF_BC_8CN-SF11_EF_BC_8C_E5_A2_9E_E9_80_8F_E8_86_9C_EF_BC_9A400_20nm-700_20nm_EF_BC_8C_E6_9C_AA_E5_AE_89_E8_A3_85-Fr5i4E9ZYFqZ0W96QqK5nOPLbu7w_83146f21-e940-4f2a-827f-be3ffcdccff5.jpg?v=1772672298"},{"product_id":"plano-concave-lens-n-sf11-ar-coating-400-nm-700-nm-cc30025-a","title":"Plano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm, unmounted CC30025-A","description":"\u003ch2\u003ePlano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm, unmounted — Model CC30025-A\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003eOperating wavelength 400 nm-700 nm, focal length -6.0 mm, Ø6.0 mm, substrate N-SF11.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOptical Material: N-SF11\u003c\/li\u003e\n\u003cli\u003eOperating Wavelength: 400 nm-700 nm (AR Coating)\u003c\/li\u003e\n\u003cli\u003eLow Abbe Number, High Dispersion\u003c\/li\u003e\n\u003cli\u003eApplication: Imaging, Beam Expansion or Reduction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA plano-concave lens has one concave surface and one flat surface, with a negative focal length. It is commonly used for beam collimation, increasing (or decreasing) the focal length, or expanding (or reducing) the image. To minimize spherical aberration, when the incident beam is collimated, it should be directed onto the concave surface of the plano-concave lens.\nBecause N-SF11 has a low Abbe number, LBTEK chooses to use N-SF11 to manufacture lenses with smaller focal lengths. Additionally, N-SF11 lenses are more suitable for particularly harsh (acidic and alkaline) environments. Apart from N-SF11 plano-concave lenses, LBTEK also offers plano-concave lenses made of N-BK7, UV fused silica, and calcium fluoride. N-BK7 is the most commonly used material for high-quality optical components, widely applied in visible and near-infrared applications. UV fused silica exhibits excellent transmittance in the ultraviolet range and a low thermal expansion coefficient, while calcium fluoride has an extremely high damage threshold and chemical inertness.\nLBTEK provides uncoated plano-concave lenses as well as lenses with three types of anti-reflection coatings: 400-700 nm, 700-1100 nm, and 1100-1650 nm. All our lenses undergo fine processing and strict quality control to ensure that LBTEK delivers high-quality lens products to customers at reasonable prices.\u003c\/p\u003e\n\u003ch3\u003ePlano-Concave Lens, N-SF11, AR Coating: 400 nm-700 nm, unmounted\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSubstrate Material: N-SF11\u003c\/li\u003e\n\u003cli\u003eOperating Wavelength: 400 nm-700 nm (AR Coating)\u003c\/li\u003e\n\u003cli\u003eApplication: Imaging, Beam Expansion or Reduction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLBTEK Plano-Concave Lenses have a negative focal length and are commonly used in applications such as imaging or beam collimation. Since N-SF11 has a lower Abbe number, LBTEK chooses to use RoHS-certified N-SF11 to manufacture lenses with various smaller focal lengths. Additionally, N-SF11 lenses are more suitable for particularly harsh (acidic or alkaline) environments. All circular lenses from LBTEK can be mounted in LBTEK standard lens tubes, fixed lens holders, and various coaxial mounting plates. Customers can select the optimal mounting method based on different application scenarios.\u003c\/p\u003e","brand":"WaveQuanta","offers":[{"title":"Default Title","offer_id":47517942120602,"sku":"CC30025-A","price":42.21,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/2-1_E5_B9_B3_E5_87_B9_E9_80_8F_E9_95_9C_EF_BC_8CN-SF11_EF_BC_8C_E5_A2_9E_E9_80_8F_E8_86_9C_EF_BC_9A400_20nm-700_20nm_EF_BC_8C_E6_9C_AA_E5_AE_89_E8_A3_85-Fr5i4E9ZYFqZ0W96QqK5nOPLbu7w_42f51397-ad8e-4e45-b977-ff9fa6b1aea8.jpg?v=1772672304"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/collections\/2-1_E5_B9_B3_E5_87_B9_E9_80_8F_E9_95_9C_EF_BC_8CN-SF11_EF_BC_8C_E5_A2_9E_E9_80_8F_E8_86_9C_EF_BC_9A400_20nm-700_20nm_EF_BC_8C_E6_9C_AA_E5_AE_89_E8_A3_85-Fr5i4E9ZYFqZ0W96QqK5nOPLbu7w_4.jpg?v=1777788530","url":"https:\/\/waveqvanta.com\/collections\/lbtek-optics-l4-plano-concave-lens-n-sf11-ar-coating-400-nm-700-nm.oembed","provider":"WaveQuanta","version":"1.0","type":"link"}