4f Lens Systems

Description: CRYSTECH is dedicated to manufacturing high precision spherical lens for solid-state leaser systems. We have over 20 years of experience in lens manufacturing, design, and coating. We provide these lenses with the material of BK7, fused silica, sapphire, CaF2,

• Lens Application: Infrared, Visible
• Lens Type: Cylindrical Lens, Meniscus
• Materials: BK7 Glass, Calcium Fluoride, Sapphire, Zinc Selenide, UV Grade Fused Silica
• Mounted: Yes

Description: are optical lenses with different radii on the x and y axis. These lenses are often used to correct for astigmatism in imaging systems, and are also ideal for beam shaping, to adjust image height size, or as a laser line generator. Like spherical lenses, these

• Lens Application: Ultraviolet
• Lens Type: Cylindrical Lens

Description: distance needed to travel from the ball lens to the fiber. Ball lens commonly used in the optical fiber coupling, laser collimating device, Optical Measurement System, it has a shorter focal length and the characteristics of small size. Sunday produce ball lens, half ball

• Antireflection Coating: Yes
• Lens Type: Cylindrical Lens
• Materials: Germanium, Sapphire, Other
• Surface Flatness: ?/4

Description: distance needed to travel from the ball lens to the fiber. Ball lens commonly used in the optical fiber coupling, laser collimating device, Optical Measurement System, it has a shorter focal length and the characteristics of small size. Sunday produce ball lens, half ball

• Antireflection Coating: Yes
• Lens Application: Infrared
• Lens Type: Cylindrical Lens
• Materials: BK7 Glass, Sapphire, Other

Description: Spherical Lenses are the most common lenses in optical systems design. RMI manufactures standard and custom spherical lenses from a wide range of materials with a wide range of size and shape specifications. Both sides can be coated with an RMI high efficiency narrowband,

• Lens Type: Spherical Lens
• Materials: BK7 Glass, Calcium Fluoride, Germanium, Sapphire, Zinc Selenide, UV Grade Fused Silica, Other
• Surface Flatness: ?/4, ?/10, Other
• Surface Quality: 10-5 Scratch / Dig, 20-10 Scratch / Dig, 40-20 Scratch / Dig

Description: A plano-concave lens is machined from a plane and a concave sphere.It has a negative focal length, which makes it widely used.In optical system, it is used for beam expansion, projection ray and extension of optical system focal length.Plane-concave lenses can diverge a

• Antireflection Coating: Yes
• Lens Application: Infrared, Ultraviolet
• Lens Type: Spherical Lens
• Materials: Other

Description: Cylindrical lenses are used to correct astigmatism in the eye and in rangefinders, to produce astigmatism, stretching a point of light into a line, they are widely used in bar code scanning, projection optics systems, laser measurement systems and holography. Cylindrical

• Antireflection Coating: Yes
• Lens Type: Cylindrical Lens
• Materials: BK7 Glass, Other
• Surface Flatness: ?/2, ?/4, Other

Description: MgF2 Spherical Lenses are useful for a wide range of applications. Plano-Concave, Bi-Concave, Meniscus, Plano-Convex and Bi-Convex lenses are manufactured to exacting As the leading optical component manufacturer from China, Shanghai Optics produces laser grade quality surface

• Lens Application: Ultraviolet
• Lens Type: Spherical Lens
• Materials: Other

Description: concave (inward curved) and one flat side, and can be used for beam expansion and light projection, as well as to expand the focal length of an optical system. These lenses have negative focal length. Double concave spherical lenses have two identical inwardly curved surfaces.

• Lens Application: Infrared, Ultraviolet
• Lens Type: Spherical Lens
• Materials: Other

Description: permissible variation of index of refraction of is +/- 50 x 10-6. The Abbe number of plano convex lens tells us how much dispersion the lens exhibits. It is calculated by comparing the refractive index of the substrate at three benchmark wavelengths: f (486.1nm), d (587.6nm),

• Lens Application: Visible
• Lens Type: Spherical Lens

Description: -size. Optical system with floating element and longlife full metal precision mechanics. The ZF.2 lenses are now available in 8 x focal lengths: 3,5/18, 2,8/21, 2/25, 2.8/25, 2/28, 1.4/35, 2/35, 1,4/50, and 1,4/85 and a Macro-Planar T 2/50 & Macro-Planar T 2/100

• Aperture Range (F-Number): 2 to 22
• Diameter: 75.4 mm
• Length: 88 mm
• Lens Mount: F-Mount

Description: Calcium fluoride has low fluorescence radiation and is a material for UV photodetectors, UV lasers and UV optical systems. Yutai Optics recommends single crystal calcium fluoride for lenses. Applications of CaF2 lenses 1. Laser technology; 2. Thermal imaging

• Materials: Calcium Fluoride
• Surface Flatness: ?/4
• Surface Quality: 40-20 Scratch / Dig

Description: collecting and focusing light for many imaging applications. Plano-concave lens has a negative focal length and is used for image reduction or to spread light. Double-convex lens has a positive focal length and is useful for 1:1 imaging and in multi-element systems. also known

• Antireflection Coating: Yes
• Lens Type: Meniscus, Spherical Lens
• Materials: BK7 Glass, Calcium Fluoride, Sapphire, Other
• Surface Flatness: ?/4, Other

Description: lens with flat or angle polished surface to collimate light emittied from an optical liber or to focus an incident beam into an optical liber. End faces can be provided with an anti-reflection coating to avoid unwanted back reflection.GRIN lenses can be used for WDM Collimater, Optical

• Diameter / Length: 3 to 280 mm
• Surface Flatness: λ/10
• Surface Quality: 40-20 Scratch / Dig

Description: capable of converting diverging beams into parallel beams, or converging parallel beams to a focal point. 4. Focusing collimation: plano convex lenses can be used to focus a beam of light to a precise point, or to collimate light from a point source into a parallel beam. 5. Beam

• Surface Flatness: ?/4
• Surface Quality: 40-20 Scratch / Dig

Description: Designed for use in a variety of laser and imaging systems, rod lenses are available in a range of micro sizes for integration into a host of OEM applications. Custom sizes, variations in polishing/ground surfaces and additional coatings are available upon request. Yutai's Rod

• Surface Flatness: ?/4
• Surface Quality: 40-20 Scratch / Dig

Description: For mounting of round optics For quick and easy realization of optical systems as prototypes, models or small series Integration of unmounted optics with diameters 40 mm, 50 mm, 63 mm, 80 mm Compatible with Tube Mounting System C components by using adapters

• Adjustment Type: Fixed
• Diameter, Square Side, Rectangular Length, or Elliptical Major Axis: 40 to 80 mm
• Mounted Object Shape: Circular

Description: OPTICAL COMPONENT MANUFACTURING Fairfield Crystal provides component manufacturing for your most challenging designs and applications. Combined with our expertise in crystal growth our component fabrication team is able to manufacture highly polished single crystal lenses, prisms

• Lens Application: Infrared, Visible, Ultraviolet
• Lens Type: Cylindrical Lens, Spherical Lens
• Materials: Calcium Fluoride, Zinc Selenide, Other
• Surface Flatness: ?/2, ?/4, ?/5, ?/8, ?/10, ?/20

Description: Double Concave Lenses are used in beam expansion, image reduction, or light projection applications. These lenses are also ideal for expanding the focal length of an optical system. Double Concave Lenses, which have two concave surfaces, are Optical Lenses with

• Antireflection Coating: Yes
• Diameter / Length: 10 to 50 mm
• Focal Length: -500 to -10 mm
• Lens Type: Spherical Lens

Description: K9 cylindrical lenses are optical components that are commonly used in lasers, imaging and optical systems. What are the applications of K9 cylindrical lenses? Laser systems: for beam shaping, beam expansion or focusing. Imaging systems: to correct dispersion or to

• Lens Application: Infrared, Visible, Ultraviolet
• Lens Type: Cylindrical Lens
• Materials: BK7 Glass
• Surface Flatness: ?/4

Description: 4X Microscope Objective Lens for Modular Toolscope MIcroscope When combined with a 10X Eyepiece the total magnification of the system is 40X with a working distance of 0.600", F.O.V of 0.1606" & D.O.F. of 0.050"

• Lens Type: Objective Lens
• Magnification: 4 X

Description: Plano Concave Lenses are ideal for beam expansion, light projection, or for expanding an optical system's focal length. Plano Concave Lenses, which have one concave surface, are Optical Lenses with negative focal lengths. Plano-Concave Lenses should be shaped with

• Diameter / Length: 6 to 50.8 mm
• Focal Length: -500 to -8 mm
• Lens Type: Spherical Lens
• Materials: BK7 Glass, Calcium Fluoride, Germanium, UV Grade Fused Silica, Other

Description: -convex lenses are particularly suitable for infinite conjugate systems and simple imaging tasks. They are well-suited for applications involving monochromatic illumination and light collimation. Due to their design, with one flat surface and one convex surface, the orientation of the

• Lens Type: Aspheric Lens, Spherical Lens
• Materials: BK7 Glass, Germanium
• Surface Quality: 20-10 Scratch / Dig

Description: Plano-convex rectangular cylindrical lenses are useful for line imaging or uni-axial magnification in a wide range of applications. These lenses may be combined with other lenses to form complex imaging systems. 4.1. Why are Plano-conves Retangular Cylindrical

• Lens Type: Cylindrical Lens
• Materials: UV Grade Fused Silica, Other
• Surface Flatness: Other
• Surface Quality: 40-20 Scratch / Dig, Other

Description: light gathering applications). In infinite conjugate systems, the grooved side of the lens should face the longer conjugate.Fresnel lenses are most often used in light gathering applications, such as condenser systems or emitter/detector setups. Fresnel lenses can

• Lens Type: Aspheric Lens, Fresnel Lens

Description: light gathering applications). In infinite conjugate systems, the grooved side of the lens should face the longer conjugate.Fresnel lenses are most often used in light gathering applications, such as condenser systems or emitter/detector setups. Fresnel lenses can

• Lens Type: Aspheric Lens, Fresnel Lens

Description: light gathering applications). In infinite conjugate systems, the grooved side of the lens should face the longer conjugate.Fresnel lenses are most often used in light gathering applications, such as condenser systems or emitter/detector setups. Fresnel lenses can

• Lens Type: Aspheric Lens, Fresnel Lens

Description: lens is so thin little light is lost by absorption. Fresnel lenses can be desirable for use in condenser and lighting systems to collimate and collect light in equipment such as sensors or communication systems. Fresnel lenses can be used as magnifiers, but this is

• Focal Length: 5 mm
• Lens Type: Fresnel Lens
• Width: 0.6000 mm

Description: The cylindrical lens holder is easy to use with both 1/4-20(M6) and 8-32(M4) threaded post systems. The holder has an adjustable top clamp with a springloaded V-grooved thumbscrew that securely holds cylindrical lens up to 3 inch (76.2mm) length. * For mounting

• Diameter, Square Side, Rectangular Length, or Elliptical Major Axis: 76.2 mm
• Mounted Object Shape: Square, Rectangular

Description: A double concave lens has negative focal length, thereby causing collimated incident light to diverge. Double concave lens has equal radius of curvature on both side of lens. They are generally used to expand light or increase focal length in existing system, such as beam

• Diameter / Length: 2 to 300 mm
• Focal Length: -2000 to -50 mm
• Lens Type: Spherical Lens
• Materials: Sapphire, Other

Description: Precision lenses for use at infinite object distance Spherical (aperture-dependent) aberration minimized N-BK7 lenses with ARB2 coating Lens mounts fit to Microbench or Nanobench system Broadband anti-reflection coating ARB2 for the visible

• Diameter / Length: 16 mm
• Focal Length: 4 to 20 mm
• Lens Application: Visible
• Lens Type: Spherical Lens

Description: The CoastalOpt® Hyperspectral was designed to operate over the full sensitivity range of Indigo Systems newly introduced VisGaAs sensor and will allow single capture images consisting of visible and NIR features. The C-mount adjustable aperture lens includes a 25.5mm thread mount for

• Adjustability: Fixed Focal Length
• Aperture Range (F-Number): 2
• Diameter: 47 mm
• Filter Thread Diameter: 25.5 mm

Description: These lenses are thicker at the edge than in the centre and flat on one side. The plano-concave lenses are used to expand light beams or to increase focal lengths in optical systems. They are often employed for beam expansion of high peak power pulsed lasers. A beam incident on

• Diameter / Length: 12.7 to 38.1 mm
• Focal Length: 25 to 5000 mm
• Lens Type: Cylindrical Lens
• Materials: BK7 Glass, Calcium Fluoride, UV Grade Fused Silica

Description: . Navitar's 4K compact, lightweight HDR wide angle lenses offer superior stray light rejection down to 1E-5 while maximizing MTF at the Nyquist frequency of small pixel sensors. Operating in the visible or VIS/NIR waveband at apertures up to F/1.8, these new lenses are

Description: Universe's CCD lens assemblies are ideal for your board and miniature camera applications. Standard lens assemblies are available in 2/3"-1/4" formats and a wide range of focal lengths. A sampling of stock focal lengths is included below. We also have pinhole CCD lenses

• Adjustability: Fixed Focal Length
• Anti-reflective Coating: Yes
• Aperture Range (F-Number): 4
• Diameter: 12.7 mm

Description: Universe's CCD lens assemblies are ideal for your board and miniature camera applications. Standard lens assemblies are available in 2/3"-1/4" formats and a wide range of focal lengths. A sampling of stock focal lengths is included below. We also have pinhole CCD lenses

• Adjustability: Fixed Focal Length
• Anti-reflective Coating: Yes
• Aperture Range (F-Number): 1.4
• Diameter: 12.7 mm

Description: Universe's CCD lens assemblies are ideal for your board and miniature camera applications. Standard lens assemblies are available in 2/3"-1/4" formats and a wide range of focal lengths. A sampling of stock focal lengths is included below. We also have pinhole CCD lenses

• Adjustability: Fixed Focal Length
• Anti-reflective Coating: Yes
• Aperture Range (F-Number): 1.8
• Diameter: 12.7 mm

Description: Meniscus Cylindrical Lens can increase the NA of the system while only adding slightly to the total spherical aberrations. The Negative Meniscus Lens is used to increase the focal length of another lens while maintaining the angular resolution of the optical assembly.

• Lens Application: Visible
• Lens Type: Cylindrical Lens, Meniscus
• Materials: Sapphire, Other
• Surface Flatness: ?/2, ?/4, ?/5, ?/8, ?/10

Description: lens is so thin little light is lost by absorption. Fresnel lenses can be desirable for use in condenser and lighting systems to collimate and collect light in equipment such as sensors or communication systems. Fresnel lenses can be used as magnifiers, but this is

• Focal Length: 4 mm
• Lens Type: Fresnel Lens
• Width: 0.1000 mm

Description: These simplest form lenses have flat surface on one side and spherical surface on the other. They are widely used in telescopes, microscopes, collimators, optical transceivers, magnifiers, condenser systems and eyepieces. Plano convex lens made of BK7, UV FS (UV grade Fused

• Diameter / Length: 12.7 to 25.4 mm
• Focal Length: 25 to 1000 mm
• Lens Type: Cylindrical Lens
• Materials: Calcium Fluoride

Description: with demanding focus requirements. The C-Focus™ lens positioning system contains the same proprietary, low noise PicoQ® position sensors used in the Nano-F100S and is capable of sub-nanometer positioning resolution. The 16-bit USB digital computer interface is included with all

Description: This variable lens holder is easy to use with both 1/4-20 (M6) and 8-32 (M4) threaded post systems. The holder has an adjustable top clamp with a springloaeded V-grooved thumbscrew that securely holds optics with diameters from 0.5 inch (13mm) to 3 inch (76.2mm). Model

• Diameter, Square Side, Rectangular Length, or Elliptical Major Axis: 76.2 mm
• Mounted Object Shape: Circular

Description: JENOPTIK Optical Systems, Inc. is a stocking distributor for JENOPTIK standard products in North America. Products include JENmetar™ machine vision lenses. Precision Telecentric Lenses The JENmetar™ telecentric lens series is distinguished by precision performance

• Depth of Field: 0.7000 to 3.3 mm
• Type: Telecentric Lens
• Wavelength: 520 to 650 nm
• Working Distance: 89 mm

Description: BU24020GU is the system Lens Driver corresponding to the Microstep driving, making it possible to configure the sophisticated, high precision and low noise lens driver system. Microstep controller is incorporated into it possible to cut down CPU power.

• Driver Type: Other
• IC Package Type: Other
• Number of Output Channels: 4
• Operating Temperature: -20 to 85 C

Description: are Plano-Convex Lenses widely used? HG OPTRONICS Plano-Convex lenses are widely used in a wide range of applications including: industries, microscopy, laser processing, projection system, line detector array illumination, robotics, defense and other market spaces because of

• Diameter / Length: 6 to 25.4 mm
• Focal Length: 8 to 250 mm
• Lens Application: Ultraviolet
• Lens Type: Spherical Lens

Description: to the accuracy of their curvature and the surface quality, meaning the smoothness and evenness of the surface. Highly precise cylindrical lenses are needed in many applications, such as in telescopes, cameras, and laser systems, where any deviation from the ideal shape can cause

• Lens Type: Cylindrical Lens
• Materials: Other
• Surface Quality: 40-20 Scratch / Dig

Description: 40X Microscope Objective Lens for Modular Toolscope MIcroscope, Toolmakers High Magnification Microscope, ZDM-1 & ZDM-3 Depth Measuring Microscopes When combined with a 10X Eyepiece the total magnification of the system is 400X with a working distance of 0.030", F.O.V of 0.018"

• Lens Type: Objective Lens
• Magnification: 40 X

Description: BU24020GU is the system Lens Driver corresponding tothe Microstep driving, making it possible to configure thesophisticated, high precision and low noise lens driversystem. Microstep controller is incorporated into IC,making it possible to cut down CPU power.

• Driver Type: Other
• IC Package Type: Other
• Number of Output Channels: 4
• Packing Method: Tape Reel

Description: Large PCX Condensers offer commercial quality at an excellent price. These large size (4 to 8 diameter) condenser lenses are suitable for use in projectors, spotlight, enlargers, solar condensing and other light concentration duties. These lenses are ground, not cast, using

• Diameter / Length: 125 mm
• Focal Length: 375 mm
• Lens Type: Spherical Lens