Acrylic Lens OM9a, f=245 mm, D=50 mm
Plano-convex OptiMedia lens No 9a
High quality acrylic glass lens, ideal for projects and optical experiments
Focal length: 245mm
Diameter: 50mm
Producer: AstroMedia GmbH, Im Wirrigen 30, 45731 Waltrop, Germany, astromedia.de
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Achromatic Lens, f=124 mm, D=31mm
Achromatic Lens, f=135.5 mm, D=30mm
Achromatic Lens, f=147 mm, D=50mm
Achromatic Lens, f=147.3 mm, D=35mm
