Ohara Sk-1320 Optical Glass/Ohara Glass-Ceramics/Ohara Crystallite
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Ohara Sk-1320 Optical Glass/Ohara Glass-Ceramics/Ohara Crystallite

Quartz is a synthetic fused silica for the optics developed as the fused silica material for precise various optical components for the optics application and the high-power laser.
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  • DLS-LH20230510-1

  • 20230510

General Introduction: Quartz is a synthetic fused silica for the optics developed as the fused silica material for precise various optical components for the optics application and the high-power laser.

Products Name: synthetic fused silica

Main Characteristics:
 

Serial ModelsMax. size (mm)Homogeneity*2
1320L600 -
1321(U1)2501D2×10-6
1321L(U1L)2501D2×10-6
1322(U2)2503D2×10-6
1322L(U2L)1503D2×10-6
1300*5600 -
1310*5600 -

Optical Qualities:

Item Grade
Bubbles0-0.03mm2/100cm3
StriaeGrade A in one direction(As per Mil-G-174)
Birefrengence(Strain)
1320L1D10
1321(U1)1D3
1321L(U1L)1D3
1322(U2)3D3
1322L(U2L)3D3
1300*51D10
1310*51D10

Physical Properties:

ItemUnitValue
Densityg/cm32.20
Yong's ModuleGPa71.4
Poisson's ratio
0.17
Compression strengthGPa1.1
Bending strengthMPa69
Tensile strengthMPa55
Torsional rigidityGPa30.9
Vickers hardnessGPa8.8-10.1
Knoop hardnessKg/mm26.4-7.0
Coefficient of thermal expansioncm/cmºC5.5*10-7
Softening pointºC1700
Annealing pointºC1160
Strain pointºC1060
Specific heat(26ºC)kJ/kgK0.74
Thermal conductivity ratio(26ºC)cal/cm.sec.ºC1.1
Thermal conductivity ratio(100ºC)Cal/cm.sec.ºC1.1

Main Applying Fields:

Applying Fields:Optical Lens
Optical Window
Optical Mirror
Optical Prism
Optical Filters
Optical Corner Cube
Optical Beam Splitter Etalons
Optical Brewster
Optical Flat
Optical High-power laser.
*****

Matching Custom Manufacturing Serivce:
Including Moulding, CNC machining, Polishing, Particle beam processing, Magnetic flux conversion processing, Grinding, Coating, Lightweighting, Custom Shaping, Counterbores, Drilling & Coring, Edge & Bevel Polishing,3D Contouring, Bevels & Chamfers, Steps & Slots, Laser Cutting & Marking, Metrology & Inspection, Precision Pitch Polishing, Double-Sided Polishing, Optical Assembly, Measuring, etc.
Matching processing equipments;
1).Single side lapping and polishing machines
2).Duble sided polishing machines
3).Ring throwing machines
4).DMG five-axis five-linkage spherical milling machine
5).DMG ultrasonic machining center
6).Super large scale gantry cnc machining center (2.0*2.0m)
7).Super large scale surface grinder (1.6m*1.6m)
8).CNC cutting machines
9).Thin plate cleaning machines
10).Ultrasonic trough cleaning machines
11).Plane interferometers
12).Two dimensional detectors
13).Ion beam polishing machines
14).Magnetorheological polishing equipments

Main Cooperation Materials Manufacturers: 
CORNING, OHARA, SCHOTT, LEONI, AGC,HELLMA, NIKON,VITRON,C-LASER,ETC

Main Export Countries & Areas: 
Usa, Uk, Japan, Germany, Spain, France, Swiss, Korea, Russia, Pakistan, India, Portugal, Canada, New Zealand, Australia, Saudi Arab, Turkey, Finland, Poland ,etc.


Extra value added services offered:

1). Optical workcraft & process solution design;
2). Rough processing raw materials;
3). Semi finishing raw materials;
4). Fabricate custom sizes and shapes;
5). Design and supply custom coatings;
6). Modify and resurface customer supplied materials;
7). Drill holes, notch glass and provide beveled substrates;
8). Precision polish optics with non-standard aspect ratios;

Payment Method: by T/T or Western Union.
Delivery time: 7-10 days.
Quality Warranty: Ruitaiphotoelectric(Raytekoptics) offers quality warranty for our optics products with "3R" policy--return, replace & refund policy.
For any inferior-quality products, Ruitaiphotoelectric(Raytekoptics) is responsible for return, replacement and refund.

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