Description
General Introduction: Raytek cylindrical lens focuses or spreads light only in a single axis. The n-bk7 cylindrical lens is made of fine annealed glass and polished to meet stringent tolerance requirements for demanding applications including linear illumination for metrology, laser scanning, spectroscopy and diode laser beam shaping.
Products Name: N-BK7 Plano-Concave Cylindrical Lenses
Alias: N-BK7 Plano-Concave Cylindrical Lenses,N-BK7 Plano-Concave Cylindrical Lenses, Optical Concave lens, N-BK7 optical Concave lens, Visible N-BK7 Plano-Concave Cylindrical Lens, Visible Plano-Concave Cylindrical lens, IR Plano-Concave Cylindrical lens, NIR Plano-Concave Cylindrical lens, 1064nm Plano-Concave Cylindrical lens, Uncoated Plano-Concave Cylindrical lens,Cylindrical Concave lens ,etc
Lens Substrates:
Grade A N-BK7
Coating Type:
Main Applying:
Main Characters:
1).High performance 40-20 scratch-dig N-BK7 substrates
2).Rectangular optic with plano-Concave lens shape
3).Standardized focal lengths across different lens sizes
Products Highlights:
1).Different grades materials for option.
2).High precision & high surface roughness;
3).Sizes can be customized as per the customers' request
4).Quick lead time and delivery time.
5).Matching super optics custom and processing capacity, 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.
6).Excellent post-sale quality warranty, with "3R"-return, replace & refund policy
Main Optical Tech Specification:
Popular Physical Size Specification:
Main Cooperation Materials Manufacturers:
CORNING, OHARA, SCHOTT, LEONI, AGC,HELLMA, NIKON,VITRON,C-LASER,ETC
Main Export Countries & Areas:
Products Name: N-BK7 Plano-Concave Cylindrical Lenses
Alias: N-BK7 Plano-Concave Cylindrical Lenses,N-BK7 Plano-Concave Cylindrical Lenses, Optical Concave lens, N-BK7 optical Concave lens, Visible N-BK7 Plano-Concave Cylindrical Lens, Visible Plano-Concave Cylindrical lens, IR Plano-Concave Cylindrical lens, NIR Plano-Concave Cylindrical lens, 1064nm Plano-Concave Cylindrical lens, Uncoated Plano-Concave Cylindrical lens,Cylindrical Concave lens ,etc
Lens Substrates:
Grade A N-BK7
| Optional I: |
Grade A N-BK7 from CORNING, OHARA, SCHOTT, LEONI, AGC,HELLMA, NIKON,VITRON,ETC |
| Optional II: |
Equivalent Grade A N-BK7 Made in China, C-laser own brands |
Coating Type:
| Coating Code: | Coating Type | Wavelength Range |
| AR.14 | Visible Multilayer | 430-700 nm |
| AR.16 | NIR Multilayer | 650-1000 nm |
| AR.18 | IR Multilayer | 1000-1550 nm |
| AR.33 | Laser Line V-Coat Multilayer | 1064 nm |
| - | Uncoated | - |
Main Applying:
| Applying Fields I: |
Linear laser generator Linear detector illumination Bar code scanning Holographic illumination Optical information processing Laser emission High power laser system Synchrotron radiation beamline |
| Applying Fields II: | Other |
| ***** |
|
Main Characters:
1).High performance 40-20 scratch-dig N-BK7 substrates
2).Rectangular optic with plano-Concave lens shape
3).Standardized focal lengths across different lens sizes
Products Highlights:
1).Different grades materials for option.
2).High precision & high surface roughness;
3).Sizes can be customized as per the customers' request
4).Quick lead time and delivery time.
5).Matching super optics custom and processing capacity, 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.
6).Excellent post-sale quality warranty, with "3R"-return, replace & refund policy
Main Optical Tech Specification:
| Tech Data | Description |
| Lens Shape | Plano-Concave Cylindrical Concave or Double Concave |
| Material | Grade A N-BK7 |
| Surface Quality | 40-20 scratch-dig |
| Surface Flatness | λ/2-λ/4 |
| Surface Accuracy, Irregularity | λ/2-λ/4 |
| Surface Accuracy, Power | 1.5 λ |
| Centration | - |
| Chamfers | 0.5 mm face width |
| Chamfers Angle Tolerance | 45°, typical |
| Focal Length Tolerance | ±2.0% |
| Clear Aperture | ≥central 80% of diameter |
| Effective Focal Length(EFL) | From -6.4mm to 200mm |
Popular Physical Size Specification:
| Size |
25.4*6.35mm 25.4*12.7mm 50.8*19.05mm 50.8*25.4mm Or Design & custom manufacturing as per demand. |
| Size Tolerance | +0/-0.1 mm |
| Center Thickness Tolerance | +0.5/-0.25 mm |
| Edge Thickness Tolerance | ±0.3 mm |
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.
Raytekoptics 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. For any inferior-quality products, Ruitaiphotoelectric(Raytekoptics) is responsible for return, replacement and refund.
