90mm Optical Glass Long FL 800mm Separating Doublet Convex Glass Lens DIY Refractor Astronomic Telescope Objective Guidscope
Technical Details
| Brand Name: | SRATE |
| Material: | Glass |
| Model Number: | Doublet Double Convex Glass Lens |
| Shape: | Aspheric |
| Structure: | Double Convex |
| Usage: | Optical |
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