DIY Projector Optics Kit F240 Triplet Projection Lens 140m Frensel 220mm Fresnel

240mm Projection Lens

• Fixed Focal Length: F240mm
• Outer diameter: 90mm
• Lens Diameter (Aperture): 75 mm
• Focus range: 45mm
• Material: Strong Aluminium and Strong Plastic
• Coating Material: Coating 420-680nm multi layer broadband anti-reflection coatings
• Control Standards: Diameter: +0 /-1%. Focal Length: +/- 1.5%

Fresnel Lenses:

• Focal Length : F 220 mm Size: 150X220 mm
• Focal Length : F 140 mm Size: 150X220 mm
• Thickness: 2mm
• Material: PMMA
• Groove Pitch: 0.3
  

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