Rubber mouthpiece with rubber belt! The air surface is fully multi-coated, providing excellent airflow.
We would like to introduce the 'Masuyama 10mm 85°' handled by Oi Koki. It features a 3-group, 5-element design without using a barlow lens. With fewer lens elements, it has a fully multi-coated air surface, resulting in excellent light transmission. Additionally, the sleeve diameter is in American size, measuring 1.25 inches (Φ31.75). 【Features】 ■ 3-group, 5-element design without using a barlow lens ■ Fewer lens elements ■ Sleeve diameter is in American size, 1.25 inches (Φ31.75) ■ Includes rubber eyepiece and rubber belt *For more details, please refer to the related links or feel free to contact us.
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【Specifications】 ■Focal Length (f): 10mm ■Apparent Field of View: 85° ■Eye Relief (ER): Approximately 6.5mm ■Body Size (Outer Diameter × Height): Approximately Φ41.5 × 55mm ■Weight (g): Approximately 100g ■Sleeve Diameter: 1.25 inches (Φ31.75) American size ■Coating: Fully multi-coated *For more details, please refer to the related links or feel free to contact us.
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For more details, please refer to the related links or feel free to contact us.
Company information
At Oi Optical Co., Ltd., we leverage our 65 years of experience to process optical components such as lenses and mirrors, ranging from small to large diameters. We handle everything from lens design and mechanical design to the completion of lenses with metal frames. We measure with our owned "Zygo" interferometer to ensure high-precision optical components are quality assured before shipment.