Фильтр Longpass, цветное стекло, 50,8 x 50,8 мм, 645 нм, отсечка, стекло RG645 Модель: FSQ-RG645

Технические характеристики

• Type Colored Glass Longpass Filter
• Optic Size 50.8 x 50.8 mm
• Cut-on Wavelength 645 nm
• Angle of Incidence 0°
• Material Schott RG645 or equivalent
• Thickness Tolerance ±0.1 mm
• Surface Flatness ≤2λ at 632.8 nm over the clear aperture
• Surface Quality 60-40 scratch-dig
• Thickness 2.0 to 3.0 mm, typical

• Size Tolerance ±0.3 mm
• Clear Aperture central ≥ 80% of area
• Damage Threshold 30 W/cm2 CW, Typical
• Wedge ≤3 arc min
• Chamfers Up to 1 mm face width
• Cleaning See How to Clean Optics
• Chamfers Angle Tolerance 45° ±15°