78%MIN - 8750 Annonces

Jeudi 21 avril 2016

Quantité : 999

Rochon polarizer is one of the earliest designs, which is made of two birefringent material prisms cemented together. Both ordinary and extraordinary beams propagate collinearly down the optic axis in the first prism under the ordinary refractive index. Upon entering the second prism...

Jeudi 21 avril 2016

Quantité : 999

Wollaston polarizer is made of two birefringent material prisms that are cemented together. The deviations of the ordinary and extraordinary beams are nearly symmetrical about the input beam axis, so that the Wollaston polarizing beam splitter has approximately twice the deviation of the Rochon...

Jeudi 21 avril 2016

Quantité : 999

Glan Thompson polarizer is made of two calcite prisms or a -BBO prisms cemented together. Two types of Glan Thompsons are available. One is the standard form and the other is the long form. Their length to aperture ratios are 2.5 : 1 and 3.0 : 1 respectively. Glan Thompsons tend...

Jeudi 21 avril 2016

Quantité : 999

Glan Laser prism polarizer is made of two same birefringent material prisms that are assembled with an air space. The polarizer is a modification of the Glan Taylor type and is designed to have less reflection loss at the prism junction. The polarizer with two escape windows allow...

Jeudi 21 avril 2016

Quantité : 999

Glan Taylor prism polarizer is made of two same birefringent material prisms that are assembled with an air space. It has a length to aperture ratio less than 1.0 makes it a relatively thin polarizer. The polarizer with no side escape windows are suitable for low to medium power...

Jeudi 21 avril 2016

Quantité : 999

TGG is an excellent magneto-optical crystal used in various Faraday devices (Rotator and Isolator) in the range of 400nm-1100nm, excluding 475-500nm. • Main Advantage： • Large Verdet Constant (35 Rad T-1m-1). • Low optical losses (<0.1%/cm)<br /> • High thermal conductivity (7...)

Jeudi 21 avril 2016

Quantité : 999

Lithium Niobate(LiNbO3) Crystal is widely used as frequency doublers for wavelength >1um and optical parametric oscillators (OPO) pumped at 1064 nm as well as quasi-phase-matched (QPM) devices. Due to its large Electro-Optic(E-O) and Acousto-Optic(A-O) coefficients, LiNbO3 is...

Jeudi 21 avril 2016

Quantité : 999

Zinc Selenide (ZnSe) is a preferred material for lenses, windows, output couplers and beam expanders for its low absorptivity at infrared wavelengths and its visible transmission. For high-power applications, it's critical that the material bulk absorption and internal defect structure...

Jeudi 21 avril 2016

Quantité : 999

Germanium has the highest index of refraction of any commonly used infrared transmitting materials. Germanium(Ge) based optical components are widely used for IR applications. Its blocks UV and visible light and in the infrared up to about 2µm. Ge based optical components include mirrors...

Jeudi 21 avril 2016

Quantité : 999

Silicon is commonly used as a substrate material for infrared reflectors and windows in the 1.5 μ m-8 μ m region. The strong absorption band at 9 μ m makes it unsuitable for CO2 laser transmission applications but it is frequently used for laser mirrors because of its high thermal...

Jeudi 21 avril 2016

Quantité : 999

Due to its selective absorption in visible wavelength range, color glass filter will exhibit various color depending the glass type. Color glass filter provides an economical filter for various applications. Optical glass filters are widely used in safetyglasses, industrial measurement...

Jeudi 21 avril 2016

Quantité : 999

Corner Cube Retro Reflector operates on the principle of Total Internal Reflection (TIR). An incident beam will be reflected parallel to itself by the three roof surfaces. The reflection is insensitive to the incident angle, even when the incident beam enters the prism off normal axis...

Jeudi 21 avril 2016

Quantité : 999

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...

Jeudi 21 avril 2016

Quantité : 999

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...

Jeudi 21 avril 2016

Quantité : 999

Mirror is a reflecting surface that forms an image of an object when light rays coming from that object fall upon it. Usually mirrors are made of plate glass, one side of which is coated with metal or some special preparation to serve as a reflecting surface. The junction of this...

Jeudi 21 avril 2016

Quantité : 999

Single crystal sapphire possesses a unique combination of excellent optical, physical and chemical properties. The hardest of the oxide crystals, sapphire retains its high strength at high temperatures, has good thermal properties and excellent transparency. It is chemically resistant...

Jeudi 21 avril 2016

Quantité : 999 - Prix : 1$

Fused silica is a superior optical material possesses excellent optical, chemical and physical properties what is formed by chemical combination of silicon and oxygen. Advantages of fused silica material include: good UV and IR transmission, stability and resistance to thermal shock...

Jeudi 21 avril 2016

This kind of windows is made from SCHOTT N-BK7 Glass, which has transparent range from 330-2100nm. The BK7 window has good performance over visible and near IR spectrum for most application. The refractive index is 1.5168 at 587.6nm. Attribute Specification Material N-BK7...

Mercredi 20 avril 2016

Technical Specialities EWS37 Max. log input length 140 cm Max. log input width 45 cm Cutterheads 4 pcs. Knives per cutterhead 6 pcs. Speed of cutterhead 4500 rpm. Diameter of cutterhead 140 mm Drive capacity 25x2 = 50 HP (37KW) Shaving depth 1mm - 5mm Travelling distance of carriage...

Mercredi 20 avril 2016

Prix : USD $0.93

Product name cross hinges satin nickel for jewelry box and small box Brand Name Shengang (SG) Model Number SG-HC104#1 Material Zinc alloy Stainless steel Color Satin Nickel Size 44.5*13*19mm Min. door thickness 15cm Max. door weight 5kg/2pcs Finishing...

Mercredi 20 avril 2016

Quantité : 25 tons - Prix : $550-650/ton

PC STRAND: PRE-STRESSED CONCRETE STEEL STRAND PT CABLE: POST-TENSIONED CONCRETE STEEL CABLE Structure: 7-wire pc strand Diameter: 9.53mm, 12.7mm, 15.2mm, 15.7mm Feature: Low relaxation, stress-relieved, high tensile strength. Raw Material: High carbon steel wire rod Steel Grade...

Dimanche 17 avril 2016

Model: BJ-MKS120250 Input voltage: 100-240V;50-60Hz;0.23A O/P condition Output voltage(V): 12 Output current(A): 20.83 Max power(W): 250 Typical efficiency(Min%): 80 Product details * Certifications: TUV;CE;SGS;UL;ROHS;ISO9001;CCC;UL * Protection Function: Short-circuit protection...

Dimanche 17 avril 2016

Model: BJ-04 Input voltage: 176-264V;50-60Hz O/P condition Output voltage(V): 24-100 Typical efficiency(Min%): 90 Product details * Certifications: TUV;CE;SGS;UL;ROHS;ISO9001;CCC;UL * Protection Function: Short circuit;Surges;Lightning;Overload;Over-t emperature;Output over-voltage * Size...

Dimanche 17 avril 2016

Model: BJ-01 Input voltage: 100-240V;50-60Hz O/P condition Output voltage(V): 3-21 Output current(A): 0.7 Max power(W): 9 Typical efficiency(Min%): 80 Product details * Certifications: TUV;CE;SGS;UL;ROHS;ISO9001;CCC;UL * Protection Function: Short circuit;Surges;Lightning;Overload...

Dimanche 17 avril 2016

Model: BJ-MKS24250 Input voltage: 100-240V;50-60Hz;0.23A O/P condition Output voltage(V): 24 Output current(A): 10.4 Max power(W): 250 Typical efficiency(Min%): 84 Product details * Certifications: TUV;CE;SGS;UL;ROHS;CCC;FCC;GS;SAA;PSE * Protection Function: Short-circuit protection...

Dimanche 17 avril 2016

Model: BJ-MKS24120 Input voltage: 100-240V;50-60Hz;0.23A O/P condition Output voltage(V): 24 Output current(A): 5 Max power(W): 120 Typical efficiency(Min%): 80 Product details * Certifications: TUV;CE;SGS;UL;ROHS;CCC;FCC;GS;SAA;PSE * Protection Function: Short-circuit protection...

Dimanche 17 avril 2016

Model: BJ-MKS24040 Input voltage: 100-240V;50-60Hz;0.23A O/P condition Output voltage(V): 24 Output current(A): 1.66 Max power(W): 40 Typical efficiency(Min%): 80 Product details * Certifications: TUV;CE;SGS;UL;ROHS;CCC;FCC;GS;SAA;PSE * Protection Function: Short-circuit protection...

Dimanche 17 avril 2016

Model: BJ-MKS24020 Input voltage: 100-240V;50-60Hz;0.23A O/P condition Output voltage(V): 24 Output current(A): 0.83 Max power(W): 20 Typical efficiency(Min%): 80 Product details * Certifications: TUV;CE;SGS;UL;ROHS;CCC;FCC;GS;SAA;PSE * Protection Function: Short-circuit protection...

Dimanche 17 avril 2016

Model: BJ-MKS12200 Input voltage: 100-240V;50-60Hz;0.23A O/P condition Output voltage(V): 12 Output current(A): 16.7 Max power(W): 200 Typical efficiency(Min%): 82 Product details * Certifications: TUV;CE;SGS;UL;ROHS;CCC;FCC;GS;SAA;PSE * Protection Function: Short-circuit protection...

Dimanche 17 avril 2016

Model: BJ-MKS12120 Input voltage: 100-240V;50-60Hz;0.23A O/P condition Output voltage(V): 12 Output current(A): 10 Max power(W): 120 Typical efficiency(Min%): 80 Certifications: TUV;CE;SGS;UL;ROHS;CCC;FCC;GS;SAA;PSE Protection Function: Short-circuit protection;Over-voltage protection...