Round Fresnel Lens Diameter 80 MM Focal length 80 mm fresnel lens in magnifiers DIY projector fresnel lens LED optical lens
Technical Details
| Brand Name: | NoEnName_Null |
| diameter: | 490mm |
| Focal Length: | 540mm |
| Material: | PMMA |
| Model Number: | D490F540MM |
| Shape: | Plano |
| Structure: | plane |
| Usage: | Optical |
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