An optical sheet with optical properties that approximate a flat reflectance over the wavelength range of 250 to 2450 nm and ideal Lambertian transmission/reflection.
The Zenith Polymer Lambertian Diffusing Transmission/Reflection Sheet from SphereOptics has spectral characteristics that approximate ideal Lambertian transmission or reflection over a wide spectral range of 250 to 2450 nm. It is available in a lineup of transmission rates of 50%, 25%, 16%, 8%, and 4%, as well as reflection rates of 80%, 50%, 30%, 20%, 10%, and 5%, in three size options: 200x200 mm, 500x500 mm, and 1000x1000 mm. ■ Features - Diffuse reflection rates of 5% to 80% - Wide spectral range of 250 to 2450 nm - Approximates ideal Lambertian transmission/reflection; tolerance of ±3% for reflectance by batch - Laser damage threshold: 8 J/cm² @ pulse laser - Non-polar, insulating, hydrophobic - Chemically inert (except reacts with organic lithium and sodium compounds) - Operating temperature range: -5 to 250 ℃ - Operating humidity range: 10 to 90%
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basic information
We offer a rich lineup. - Diffusion transmission rates: 50%, 25%, 16%, 8%, 4% - Diffusion reflection rates: 80%, 50%, 30%, 20%, 10%, 5% - Sizes: 200x200 mm, 500x500 mm, 1000x1000 mm Custom sizes and reflection characteristics are also available upon request. Additionally, adhesive coating on the back of the sheet can be accommodated.
Price range
Delivery Time
※The delivery date may vary, so please feel free to contact us.
Applications/Examples of results
- Light measurement samples, calibration reflective reference samples - Quality control - Contrast adjustment of cameras and detectors - Custom research applications - Remote sensing calibration
Detailed information
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Zenith Polymer Lambertian Diffusion Transmission/Diffusion Reflection Sheet Wavelength Characteristics Graph (typical)
Line up（34）
| Model number | overview |
|---|---|
| ■White Diffuser (Lambert Translucent Sheet) | |
| SG3201 | Transmittance ≈ 50%, Size 300 x 200 mm |
| SG3202 | Transmittance ≈ 50%, Size 300 x 500 mm |
| SG3234 | Transmittance ≈ 50%, Size 300 x 1000 mm |
| SG3203 | Transmittance ≈ 25%, Size 300 x 200 mm |
| SG3204 | Transmittance ≈ 25%, Size 300 x 500 mm |
| SG3235 | Transmittance ≈ 25%, Size 300 x 1000 mm |
| SG3205 | Transmittance ≈ 16%, Size 200 x 200 mm |
| SG3206 | Transmittance ≈ 16%, Size 500 x 500 mm |
| SG3210 | Transmittance ≈ 8%, Size 200 x 200 mm |
| SG3211 | Transmittance ≈ 8%, Size 500 x 500 mm |
| SG3212 | Transmittance ≈ 8%, Size 1000 x 1000 mm |
| SG3213 | Transmittance ≈ 4%, Size 200 x 200 mm |
| SG3214 | Transmittance ≈ 4%, Size 500 x 500 mm |
| SG3215 | Transmittance ≈ 4%, Size 1000 x 1000 mm |
| ■Greyscale Diffuser (Lambert Reflective Sheet) | |
| SG3230 | Reflectance ≈ 80%, Size 1000 x 1000 mm |
| SG3229 | Reflectance ≈ 80%, Size 500 x 500 mm |
| SG3228 | Reflectance ≈ 80%, Size 200 x 200 mm |
| SG3224 | Reflectance ≈ 50%, Size 1000 x 1000 mm |
| SG3223 | Reflectance ≈ 50%, Size 500 x 500 mm |
| SG3222 | Reflectance ≈ 50%, Size 200 x 200 mm |
| SG3233 | Reflectance ≈ 30%, Size 1000 x 1000 mm |
| SG3232 | Reflectance ≈ 30%, Size 500 x 500 mm |
| SG3231 | Reflectance ≈ 30%, Size 200 x 200 mm |
| SG3221 | Reflectance ≈ 20%, Size 1000 x 1000 mm |
| SG3200 | Reflectance ≈ 20%, Size 500 x 500 mm |
| SG3219 | Reflectance ≈ 20%, Size 200 x 200 mm |
| SG3227 | Reflectance ≈ 10%, Size 1000 x 1000 mm |
| SG3226 | Reflectance ≈ 10%, Size 500 x 500 mm |
| SG3225 | Reflectance ≈ 10%, Size 200 x 200 mm |
| SG3218 | Reflectance ≈ 5%, Size 1000 x 1000 mm |
| SG3217 | Reflectance ≈ 5%, Size 500 x 500 mm |
| SG3216 | Reflectance ≈ 5%, Size 200 x 200 mm |
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Company information
MSH Systems Co., Ltd. introduces and provides cutting-edge scientific technologies and their products from both domestic and international sources to universities, research institutions, and corporate clients in Japan as quickly as possible, contributing to the realization of a richer future society. With 30 years of sales and service experience in the science and technology fields, along with strong trust relationships and responsible execution with our clients, we will act with all our efforts to become a good partner for everyone. Our ultimate goal is to ensure the satisfaction of not only our customers and manufacturers but also everyone involved with us.