Announcements

Foctek Photonics, Inc. has promoted these products / services:

Foctek Photonics, Inc. - Colored Glass Filter Applications

Description:

  • Photographing Apparatus
  • Meter and Instrument
  • Optical Device
  • Medical Treatment Apparatus
  • Teaching Apparatus
  • UV Analyzer
  • Financial Equipment
  • Airport Lamps
  • Military Equipment
  • Technological Research Institute
  • Public Security Department
(read more)
Foctek Photonics, Inc. - Silicon Window and Lens

Foctek Produces high precision polished Silicon windows and lens for IR application. High precision as λ/10 flatness, 10/5 surface quality, 5 arc sec parallelism, Ra 1 nanometer roughness are guaranteed. (read more)

Foctek Photonics, Inc. - Polarization Cube BeamSplitter

Polarizing Cube Beamsplitters split randomly polarized beams into two orthogonal,linearly,polarized components-S-polarized light is reflected at a 90deg.Angle while P-polarized light is transmitted.Each beamsplitter consists of a pair of precision high tolerance right angle prisms cemented together with a dielectric coating on the hypotenuse of one of prisms. (read more)

Foctek Photonics, Inc. - Reflection Prism

The reflection prisms are usually used for diverging the ray or for changing image location in relation to the subject (rotation, inversion). All the surfaces of the reflection prisms are flat. Reflection surfaces are mirrored, but it is possible, however to make use of Total Internal Reflection (TIR). Besides the Right angle prism, Penta prism, Corner Cube and Dove Prism, (read more)

Foctek Photonics, Inc. - Polarization Cube BeamSplitter

Polarizing Cube Beamsplitters split randomly polarized beams into two orthogonal,linearly,polarized components-S-polarized light is reflected at a 90deg.Angle while P-polarized light is transmitted.Each beamsplitter consists of a pair of precision high tolerance right angle prisms cemented together with a dielectric coating on the hypotenuse of one of prisms. (read more)

Foctek Photonics, Inc. - IPL Products

FOCtek offers IPL Products includ IPL filters and IPL light guides, which are used in different field. (read more)

Foctek Photonics, Inc. - Waveplate

High quality Waveplate, Zero Order, True Zero Order, Low Order, Dual Wavelengths, Achromatic. Wavelgnth from 200-3000nm, Hig retardation tolerance, Untra thin as 30 microns, Competitive price. (read more)

Foctek Photonics, Inc. - Crystal Optics--KTP

KTP (KTiOPO4) is a nonlinear optical crystal, which possesses excellent nonlinear and electro-optic properties.It has large nonlinear optical coefficients and wide angular bandwidth and small walk-off angle,etc.which make it suitable for various nonlinear frequency conversion and wave guide online_ordering. (read more)

Foctek Photonics, Inc. - Corner Cube Retroreflectors

Material:------------------------- N-BK7 Grade A optical glass
Dimension Tolerance: ------ 0.0, -0.2 mm
Clear Aperture: -------------->80% Deviation:--------------------- 180°±3 arc seconds
Flatness: -----------------------l/4 on big surface, l /10 on other surfaces
Surface Quality:------------- 60-40 scratch and dig... (read more)

Foctek Photonics, Inc. - Silicon Window

Note for Silicon Window:
(1). Custom-made Silicon windows at any size are available.
Besides round, shape of quadrate, triangular, or other polygonal are available.
(2). Thickness from 1.0mm to 80.0 mm is available upon request.
(3). Better bevel is available upon request.
(4). Si Windows with Anti-Reflective(AR), High-Reflective(HR), Partial-R... (read more)

Foctek Photonics, Inc. - YVO4

Undoped YVO 4 crystal is widely used in many beam displace online_orderings because of its large birefringence. It also has good physical and favorable mechnical properties than thers birefringent crystals, which make YVO 4 well suited for compact fiber optical components, such as isolators, circulators and interleaver etc. (read more)

Foctek Photonics, Inc. - Achromatic Lenses
  • Design Wavelength:--------------------------------------------------480.0,546.1,643.8nm
  • Diameter Tolerance:-------------------------------------------------- +0.0, -0.15mm
  • Paraxial Focal Length Tolerance:-----------------------------------±2%
  • Centration: --------------------...
(read more)
Foctek Photonics, Inc. - Quartz Silica Wedge Depolarizer

This DQW series of depolarizer consists of a crystalline quartz wedge together with a compensating fused silica wedge to correct the angular deviation. The optic axis of the quartz wedge lies in the plane of the wedge and at 45 deg to the input polarization. The result is then a variable retardation plate over the aperture, which produces depolarization for al... (read more)

Foctek Photonics, Inc. - optical prisms-Penta Prisms

Penta prism can deviate an incident beam without inverting or reversing to 90°.The deviation angle of 90° is independent of any rotation of the prism about an axis parallel to the line of intersection of the two reflecting faces. It is commonly used in Plumb Level, Surveying, Alignment, Range finding and Optical Tooling. (read more)

Foctek Photonics, Inc. - Custom Lens Assemblies

FOCtek provides customers with Optical Lens Assemblies, Custom-made Lens. Standard Lens Assemblies include, Mega Pixels CCTV Lenses, 5MP Road Monitoring Lens, 5 MP Machine Vision Lenses, Automotive Vision Lenses. Our products are widely used in precision instruments, medical equipment, automation equipment, Automotive, automatic optical inspection, security, road monitoring and so on. (read more)

Foctek Photonics, Inc. - Anamorphic Prisms
  • Material: ------------------------N-SF11 Grade A optical glass
  • Dimension Tolerance: -----+0.0, -0.2 mm
  • Clear Aperture: --------------->80%
  • Flatness: -----------------------l/8 @633 nm
  • Theta:-------------------------- q = 29°27'±3"
  • Surface Quality:--------------60-40 scrach and dig
  • C
(read more)
Foctek Photonics, Inc. - Q-switch

DKDP Series Pockels cell

Potassium Dihydrogen Phosphate (KDP) and Potassium Dideuterium Phosphate (DKDP) are among the most widely-used commercial NLO materials, characterized by good UV transmission, high damage threshold, and high birefringence, though their NLO coefficients are relatively low. (read more)

Foctek Photonics, Inc. - DKDP Series Pockels cell

KDP & DKDP Crystals
Potassium Dihydrogen Phosphate (KDP) and Potassium Dideuterium Phosphate (DKDP) are among the most widely-used commercial NLO materials, characterized by good UV transmission, high damage threshold, and high birefringence, though their NLO coefficients are relatively low. They are usually used for doubling, tripling or quadrupling of a Nd:YAG laser (at const... (read more)

Foctek Photonics, Inc. - High Power Polarization Cube BeamSplitter

Polarizing Cube Beamsplitters split randomly polarized beams into two orthogonal, linearly, polarized components-S-polarized light is reflected at a 90 deg. Angle while P-polarized light is transmitted. Each beamsplitter consists of a pair of precision high tolerance right angle prisms cemented together with a dielectric coating on the hypotenuse of one of prisms. (read more)

Foctek Photonics, Inc. - Magneto-Optical Glass(Faraday Rotator)

Magneto Optical Glass / Faraday rotator glass materials Tb-10, Tb-12 and Tb-15 are designed for laser light flux output control in the magnetic field in visible and near-IR spectral range. It is used in manufacture of faraday rotating components based on Faraday rotation of the light polarization plane, such as optical isolators, circulators, magneto-optical modulato... (read more)

Foctek Photonics, Inc. - Optical crystal--TGG Crystal(Faraday Rotato)

TGG (Terbium Gallium Garnet) single crystal is the best and magneto-optical materials for the production of Faraday polarizer and isolators, which can be applied in the range of 400-1100 nm wavelength (excluding 470-500 nm). Faraday polarizer is composed of the TGG crystal rod and a special designed magnet. (read more)

Foctek Photonics, Inc. -  Zero Order Waveplates

The zero order waveplate is designed to give a retardance of zero full waves, plus the desired fraction. Zero order waveplate shows better performances than multiple order waveplates, it has broad bandwidth and a lower sensitivity to temperature and wavlenght changes. It should be considered for more critical online_orderings. (read more)

Foctek Photonics, Inc. - BBO crystal

BBO (beta-BaB 2 O 4 ) is a nonlinear optical crystal with combination of number of unique features. Wide transparency and phase matching ranges, large nonlinear coefficient, high damage threshold and excellent optical homogeneity provide attractive possibilities for various nonlinear optical online_orderings. (read more)

Foctek Photonics, Inc. - Waveplate

Waveplate is an optic in which the polished faces contain the optical axis.All light incidents normal to the surface are composed of components polarized paralle and peerpendicular to the axis.In such a device,light polarized parallel to the axis will propagate slower than light polarized perpendicular to the axis. (read more)

Foctek Photonics, Inc. - BBO Nonlinear Crystals

BBO
BBO (beta-BaB 2 O 4 ) is a nonlinear optical crystal with combination of number of unique features. Wide transparency and phase matching ranges, large nonlinear coefficient, high damage threshold and excellent optical homogeneity provide attractive possibilities for various nonlinear optical online_orderings. (read more)

Foctek Photonics, Inc. - TGG Crystal(Faraday Rotato)

TGG (Terbium Gallium Garnet) single crystal is the best and magneto-optical materials for the production of Faraday polarizer and isolators, which can be applied in the range of 400-1100 nm wavelength (excluding 470-500 nm). Faraday polarizer is composed of the TGG crystal rod and a special designed magnet. (read more)

Foctek Photonics, Inc. - High Transmission Glan Laser Polarizers

FOCtek specially designed a high transmission Glan Laser Polarizer for online_ordering which requires high transmission. The specially designed polarizer is based on the Brewster Cut crystal, which can improve the transmission from normally >85% to 95%. This polarizer can be made from both Calcite and YVO4. (read more)

Foctek Photonics, Inc. - Broadband Glan Thompson Polarizer

Broadband Glan Thompson Polarizer(Broadband DUV Polarizer 200-3300nm)
Foctek Patent Pending
Broadband Glan Thompson Polarizer is made of two a-BBO prisms cemented together. Unlike other types of a-BBO polarizer and Calcite Polarizer which are used from about 200 nm to 900 nm and 350 nm to 2300 nm respectively, this broadband polarizer has a wide rang of wavelength from 200nm... (read more)

Foctek Photonics, Inc. - Q-switch

DKDP Series Pockels cell

Potassium Dihydrogen Phosphate (KDP) and Potassium Dideuterium Phosphate (DKDP) are among the most widely-used commercial NLO materials, characterized by good UV transmission, high damage threshold, and high birefringence, though their NLO coefficients are relatively low. (read more)

Foctek Photonics, Inc. - Er: Doped Phosphate Glass

Erbium and ytterbium co-doped phosphate glass has a broad application because of the excellent properties. Mostly, it is the best material for medical application where the need for eye protection may be difficult to manage or diminish or hinder essential visual observation. Recently it is used in optical fiber communication instead of EDFA for its more super plus. (read more)

Foctek Photonics, Inc. - Nd:GdVO4-laser Crystals

Neodymium doped Gadolinium Vanadate (Nd:GdVO4) is a promising material for diode pumped laser. Similar to Nd:YVO4 crystal, Nd:GdVO4 crystal also exhibits high gain, low threshold, and high absorption coefficients at pumping wavelengths, which result from the excellent fit of the neodymium dopant in the crystal lattice. (read more)

Foctek Photonics, Inc. - Prisms - Corner Cube Retroreflectors

Material:------------------------- N-BK7 Grade A optical glass
Dimension Tolerance: ------+0.0, -0.2 mm
Clear Aperture: -------------->80%
Deviation:--------------------- 180°±3 arc seconds
Flatness: -----------------------l/4 on big surface, l /10 on other surfaces
Surface Quality:------------- 60-40 scratch an... (read more)

Foctek Photonics, Inc. - Achromatic Waveplate

Unlike standard waveplates, Achromatic Waveplates, AWP, provide a constant phase shift independent of the wavelength of light that is used.This wavelength independence is achieved by using two different crystalline materials to yield quarter- or half-wave retardation over a broad spectral range.The Retardation tolerance of our AWPs is better than λ/100 over the entire wavelength r... (read more)

Foctek Photonics, Inc. - optical crystal-Nd:YVO4-laser

Yttrium vanadate has been growing in popularity because of its high gain, low threshold, and high absorption coefficients at pumping wavelengths, which result from the excellent fit of the neodymium dopant in the crystal lattice. These advantages make Nd:YVO4 is a better choice than Nd:YAG for low-power devices such as hand-held pointers, and others compact lasers. (read more)

Foctek Photonics, Inc. - Penta Prisms

Penta prism can deviate an incident beam without inverting or reversing to 90°.The deviation angle of 90° is independent of any rotation of the prism about an axis parallel to the line of intersection of the two reflecting faces. It is commonly used in Plumb Level, Surveying, Alignment, Range finding and Optical Tooling. (read more)

Foctek Photonics, Inc. - Laser Crystals-Nd:Doped Phosphate Glass

Nd Doped Phosphate Glass have been widely used in high average power laser solid state lasers, laser material processing, range finder and other industrial strial and scientific applications.

LLG mainly offers two types of Nd3 doped phosphate glasses-N21 and N31. LLG Nd3 phosphate glasses are guaranteed in optical qualities such as homogeneity, striation, stress birefringence ... (read more)

Foctek Photonics, Inc. - Variable Rotator

This useful instrument introduces a variable rotation between 0° and 90° to an input plane polarized beam.The rotation angle is controlled by a manually driven precision micrometer. Calibration scales are supplied to enable any desired rotation to be set for a given wavelength of operation. (read more)

Foctek Photonics, Inc. - Cylindrical Lens

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

Foctek Photonics, Inc. - Nd:YVO4 laser crystal

Yttrium vanadate has been growing in popularity because of its high gain, low threshold, and high absorption coefficients at pumping wavelengths, which result from the excellent fit of the neodymium dopant in the crystal lattice. These advantages make Nd:YVO4 is a better choice than Nd:YAG for low-power devices such as hand-held pointers, and others compact lasers. (read more)

Foctek Photonics, Inc. - Three Million 5-50mm HD Zoom Lens

When digital surveillance becomes the dominant market, when the 1 million lens is no longer a high-definition lens, what can we do to meet the needs of the market and the customers? (read more)

Foctek Photonics, Inc. - Automotive Camera Lens

NEW automotive camera lens, very short TTL and large FOV. For 1/3", 1/3.7" and 1/4" CCD/CMOS. Could be used in automotive front view, rear view, side view, far view, and 360° view system. (read more)

Foctek Photonics, Inc. - Achromatic Waveplate from Foctek

Unlike standard waveplates, Achromatic Waveplates, AWP, provide a constant phase shift independent of the wavelength of light that is used.This wavelength independence is achieved by using two different crystalline materials to yield quarter- or half-wave retardation over a broad spectral range.The Retardation tolerance of our AWPs is better than λ/100 over the entire wavelength r... (read more)

Foctek Photonics, Inc. - Babinet Compensator

This precision optical instrument is invaluable for the complete analysis of polarized light. There are two models available-Model BSC 100 fabricated from synthetic crystal quartz which spans from 190-1600nm and Model BSC 100F in magnesium fluoride which covers from 120nm-7.5μm. (read more)

News articles and press releases for Foctek Photonics, Inc.:

11/06/2019
07/29/2019

Foctek will participate in 21th CIOE exhibition which will be held on 4th -7th, Sep. 2019 in Shenzhen, China ! Welcome to visit our booth#9F03 !

07/29/2019

Foctek will exhibit in LASER World of PHOTONICS 2019 held in Munich Germany on 24-27, June Our booth number: B1,#241 Welcome your visit !