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Supplier: Hydrofarm, Inc.
Description: for cultivation. Replacement tempered glass lens for the Mondo 6" Air Coolable Reflector. Includes mounting hardware and sealing foam. Lens Dimensions: 23-1/8" x 30-3/4"
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Supplier: Mad City Labs, Inc.
Description: corrects for microscope focus drift via a high resolution sensor system fitted to the included low drift manual microstage. The sensor system measures the lens/sample spacing and makes the necessary adjustments using the lens positioner. The C-Focus™ system has no
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Supplier: Changchun Sunday Optics Co., Ltd.
Description: The roles of aspheric is to Simplify the system structure, shorten the tube length, reduce the weight of the system, improve the imaging quality, and make the optical system extend to the infrared and ultraviolet bands.With the development, , the cost of aspheric surface
- Surface Flatness: λ/4
- Surface Quality: 60-40 Scratch / Dig
- Lens Application: Infrared, Ultraviolet
- Features: Other, Plano-Convex
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Supplier: Universe Kogaku (America) Inc.
Description: system calibration, or lock-down screws for focus or iris where required. A wide range of focal lengths in 19mm barrels helps make these lenses very versatile. The optional chuck type C-mount adapter aids integration into your system. Depending on focal length these lenses can cover up
- Focal Length: 22 mm
- Aperture Range (F-Number): 4
- Diameter: 22.200000000000003 mm
- Length: 30.200000000000003 mm
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Supplier: Changchun Yutai Optics Co., Ltd.
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 systems, infrared sensors,
- Surface Flatness: λ/4
- Surface Quality: 40-20 Scratch / Dig
- Materials: Calcium Fluoride
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Supplier: Titan Tool Supply, Inc.
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"
- Magnification: 4 X
- Lens Type: Objective Lens
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Supplier: Safety Glasses USA
Description: ESS Advancer V-12 2- Lens Version w/SpeedSleeve & Hard Case Experience the future of military eye protection. The ESS Advancer V-12 goggle introduces revolutionary and patented technology never before found in any eye protection system. Equipped with the patented ESS Adjustable
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Supplier: Knight Optical (UK) Ltd
Description: transmission between 185nm to 2000+nm, while our sapphire lens have a higher refractive index, allowing a very short fall back length to better facilitate fibre coupling. We can supply ball lens in a range of alternative materials and diameters. We are able to supply high precision
- Focal Length: 4.4 mm
- Diameter / Length: 0.0025 mm
- Surface Quality: 40-20 Scratch / Dig
- Materials: BK7 Glass
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Supplier: Changchun Sunday Optics Co., Ltd.
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
- Surface Flatness: λ/4
- Surface Quality: 10-5 Scratch / Dig
- Lens Features: Antireflection Coating
- Lens Type: Cylindrical Lens
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Supplier: Universe Kogaku (America) Inc.
Description: system calibration, or lock-down screws for focus or iris where required. A wide range of focal lengths in 19mm barrels helps make these lenses very versatile. The optional chuck type C-mount adapter aids integration into your system. Depending on focal length these lenses can cover up
- Focal Length: 10.000000000000002 mm
- Aperture Range (F-Number): 2.4
- Diameter: 19 mm
- Length: 30.500000000000004 mm
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Supplier: Knight Optical (UK) Ltd
Description: corresponds to the surface of a conventional lens. Each step thereby acts as a refractive surface, much like a prism. This gives the fresnel lens a common focal length equivalent to a traditional lens, but with a fraction of the thickness. Additionally, because the lens
- Focal Length: 4 mm
- Width: 0.10000000000000002 mm
- Thickness: 0.20000000000000004 mm
- Lens Type: Fresnel Lens
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Supplier: EKSMA OPTICS
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 Silica),
- Focal Length: 25 to 1,000.0000000000001 mm
- Diameter / Length: 12.700000000000001 to 25.400000000000002 mm
- Center Thickness: 2.1 to 7.900000000000001 mm
- Length: 12.700000000000001 to 25.400000000000002 mm
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Supplier: Changchun Sunday Optics Co., Ltd.
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
- Surface Flatness: λ/4
- Surface Quality: 20-10 Scratch / Dig
- Lens Features: Antireflection Coating
- Materials: BK7 Glass, Sapphire
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Supplier: CASTECH, Inc.
Description: sensing system-Ultrafast laser system
- Type: Component / Subsystem
- Laser Operation: Laser Kiss Cutting / Scribing, Laser Marking
- Options / Components: Laser Optics / Beam Delivery
- Features: Other
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Supplier: Knight Optical (UK) Ltd
Description: transmission between 185nm to 2000+nm, while our sapphire lens have a higher refractive index, allowing a very short fall back length to better facilitate fibre coupling. We can supply ball lens in a range of alternative materials and diameters. We are able to supply high precision
- Focal Length: 2.3 mm
- Diameter / Length: 0.0025 mm
- Surface Quality: 40-20 Scratch / Dig
- Materials: BK7 Glass
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Supplier: Knight Optical (UK) Ltd
Description: transmission between 185nm to 2000+nm, while our sapphire lens have a higher refractive index, allowing a very short fall back length to better facilitate fibre coupling. We can supply ball lens in a range of alternative materials and diameters. We are able to supply high precision
- Focal Length: 2.8400000000000003 mm
- Diameter / Length: 0.0025 mm
- Surface Quality: 40-20 Scratch / Dig
- Materials: BK7 Glass
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Description: etc. Plano-convex (PCX) Lens is an optical lens with one plane face, one convex face, and a positive focal length, utilized for collecting, focusing collimated lights, collimating lights from a point source, or reducing the focal length of a lens group. Compared to Biconvex
- Diameter / Length: 12.700000000000001 to 25.400000000000002 mm
- Surface Flatness: λ/4
- Lens Features: Antireflection Coating
- Materials: Calcium Fluoride
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Supplier: Navitar, Inc.
Description: ranges of -20°C to +80°C. Additional features and lens options: IP67 sealing for use in water depths up to 1 meter Optional iris or dual position electronic shutters allow precise control of exposure levels for day/night imagery. Maximum performance is obtained by automated lens-sensor
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Supplier: JENOPTIK Optical Systems, Inc.
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 reaching less than
- Working Distance: 97 mm
- Depth of Field: 0.6799999999999999 to 3.25 mm
- Distortion: 0.025 to 0.05 %
- Diameter / Width: 48 mm
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Supplier: Changchun Sunday Optics Co., Ltd.
Description: laser threshold, so it is suitable for application in excimer laser optical system, we are manufacture CaF2 optics, the size range from 3mm to 280mmSurface Quality: 40-20, Flatness: 1/10 lambda@633nm(Lens diameter and thickness need to be right proportion)
- Surface Flatness: λ/4
- Surface Quality: 40-20 Scratch / Dig
- Lens Application: Infrared, Ultraviolet
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Supplier: CRYSTECH, Inc.
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, ZnSe(ZnS) and
- Surface Flatness: λ/2, λ/4
- Materials: BK7 Glass, Calcium Fluoride, Sapphire, UV Grade Fused Silica, Zinc Selenide
- Features: Concave-Concave, Convex-Convex, Plano-Concave, Plano-Convex
- Lens Type: Cylindrical Lens, Meniscus
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Supplier: RMI Laser, LLC
Description: RMI’s Green Laser Marking system is perfect for marking difficult materials. With 3X power density and 2.5X the resolution of our standard laser marker, the green laser marking system is excellent for marking highly reflective metals, silicon, and soft plastics. RMI’s laser marking
- Laser Output Power: 5 watts
- Marking Area Length: 3.93701 inch
- Marking Area Width: 3.93701 inch
- Resolution: 1,200 dpi
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Supplier: ROHM Semiconductor GmbH
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.
- Operating Temperature: -20 to 85 C
- Number of Outputs: 4
- Screening Level: Commercial
- Features: Other
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Supplier: Newport MKS
Description: The Q-XILP-1 lens positioner can be used to mount 1 inch diameter lenses externally or between cubes. This mount also has both 8-32 and M4 threaded holes for post mounting. Tube adaptors, shown in the photo (Q-XE-TA-1 or Q-XE-TA-R) need to be purchased separately for connected to Q-BT beam
- Diameter, Square Side, Rectangular Length, or Elliptical Major Axis: 25.400000000000002 mm
- Features: Other
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Supplier: ROHM Semiconductor USA, LLC
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.
- Peak Output Current: 0.5 amps
- Number of Outputs: 4
- Screening Level: Commercial
- Features: Other
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Supplier: Shanghai Optics
Description: As the name suggests, a cylindrical lens is an optical lens with a cylindrical or semi-cylindrical shape. Like a spherical lens, a cylindrical lens has one curved and one flat side. Unlike a spherical lens, however, cylindrical lenses aren’t fully symmetrical — the
- Lens Type: Cylindrical Lens
- Lens Application: Ultraviolet
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Supplier: Edmund Optics Inc.
Description: AR Coated to Provide <1.75% Reflectance per Surface for 400 - 700nm Designed for 0° Angle of Incidence Double-Convex (DCX) Lenses have two outward curved surfaces, a positive focal length and are useful for 1:1 imaging and in multi-element systems.These lenses are available uncoated or with
- Focal Length: 4.5 mm
- Diameter / Length: 4.5 mm
- Diameter: 4.5 mm
- Center Thickness: 2.6 mm
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Supplier: Foctek Photonics, Inc.
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 lenses are
- Surface Flatness: λ/2, λ/4
- Surface Quality: 60-40 Scratch / Dig
- Lens Features: Antireflection Coating
- Materials: BK7 Glass
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Supplier: Rocky Mountain Instrument/RMI Laser
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, anti-reflective
- Surface Flatness: λ/10, λ/4
- Surface Quality: 10-5 Scratch / Dig, 20-10 Scratch / Dig, 40-20 Scratch / Dig
- Materials: BK7 Glass, Calcium Fluoride, Germanium, Sapphire, UV Grade Fused Silica, Zinc Selenide
- Features: Concave-Concave, Convex-Convex, Other, Plano-Concave, Plano-Convex
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Supplier: Edmund Optics Inc.
Description: 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 also be used as
- Lens Type: Aspheric Lens, Fresnel Lens
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Supplier: Foctek Photonics, Inc.
Description: 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 as biconvex or
- Surface Flatness: λ/4
- Surface Quality: 10-5 Scratch / Dig, 60-40 Scratch / Dig
- Lens Features: Antireflection Coating
- Materials: BK7 Glass, Calcium Fluoride, Sapphire
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Supplier: Edmund Optics Inc.
Description: 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 also be used as
- Lens Type: Aspheric Lens, Fresnel Lens
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Supplier: Universe Kogaku (America) Inc.
Description: system calibration, or lock-down screws for focus or iris where required. A wide range of focal lengths in 19mm barrels helps make these lenses very versatile. The optional chuck type C-mount adapter aids integration into your system. Depending on focal length these lenses can cover up
- Focal Length: 50 mm
- Aperture Range (F-Number): 2.8
- Diameter: 38.6 mm
- Length: 35 mm
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MICROSCOPIC APPLICATIONS OF HOLOGRAPHIC BEAM
SHAPING AND STUDIES OF OPTICALLY TRAPPED AEROSOLS
The long working distance objective (LWD) collects the droplet’s scattered light and its back aperture is imaged onto the QPD via a 4f lens system .
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AIAA Journal > Aero-Optic Distortion in Transonic and Hypersonic Turbulent Boundary Layers
The other two lenses are arranged in a 4f lens system which eliminates the diffraction of the signal with propagation distance by exploiting the Fourier transforming property of lenses [30].
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Fabrication of defects in periodic photonic crystals using a phase only spatial light modulator
For the defect line, the image will be de-magnified by the 4f lens system and the objective lens only.
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Optical‐mechanical signatures of cancer cells based on fluctuation profiles measured by interferometry
This setup is similar to the simplified trans- mission interferometer described by Kemper et al. [29], whereas we used a plane-wave illumination without a condenser lens before the sample, and added a 4f lens system after the inverted microscope output to…
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Solving inverse scattering problems in biological samples by quantitative phase imaging
The DPM module includes a 4f lens system that grants access to the Fourier plane of the field.
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Parameter exploration of optically trapped liquid aerosols
aperture is imaged onto the QPD via a 4f lens system .
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Parameter optimization of phase microscope with the interferometer as a spatial phase modulator
The light from the microscope passes through the 4f lens system .
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Modulation of the pupil function of microscope objective lens for multifocal multi-photon microscopy using a spatial light modulator
These lenses were part of a 4f lens system (LS1).
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Adaptive optics for high-resolution microscopy: wave front sensing using back scattered light
The light reflected by the DM was coupled off by a beam-splitter and passed through a 4f lens system .
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Confocal and multiphoton microscopy for imaging at depth in living tissue
In this system (figure 2) the same scanning head and sources were used but the output from the scanning head was directed via a 4f lens systems to re-image the second galvanometer onto the SLM (Holoeye, Germany), DMM and the back…