Usage: | Lighting, Medical, Optical, Photography |
---|---|
Type: | Spherical Optical Lenses |
Transmittance: | >95% |
Samples: |
According to customers′ need
|
---|
Customization: |
---|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
---|
Payment Method: | |
---|---|
Initial Payment Full Payment |
Currency: | US$ |
---|
Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
---|
Suppliers with verified business licenses
Common Specifications | |
Grating Film | Dichromated Gelatin |
Cover-Plate Substrate | N-BK7a or Equivalent |
Thickness Tolerance | ±0.2 mm |
Spatial Frequency Tolerance | ±2 lines/mm |
AOI Tolerance | ±1° |
Transmitted Wavefront | <λ/4 at 632.8 nm |
Error (RMS) | |
Surface Quality | 40-20 Scratch-Dig |
Selection Guide | |
Transmission Gratings | |
Ruled | UV |
Visible | |
Near IR | |
Volume Phase | Visible |
Holographic | Near IR |
Reflective Gratings | |
Ruled | UV |
Visible | |
Near IR | |
Mid IR |
Suppliers with verified business licenses