18mm Acrylic Semi Convex Lens (10-Pack)

18mm Acrylic Semi Convex Lens (10-Pack)

4 (1 product review)Added 4 years ago
US$ 3.52 Free worldwide shipping!
DealExtreme
- Color: Transparent - Material: Acrylic - Diameter: 18mm - Height: 8.5mm - Light transmittance: 98% - Heat resistance: 200'C - Great for DIY project - Comes with 10 pieces per pack Dimensions: 0.71 in x 0.71 in x 0.31 in (1.8 cm x 1.8 cm x 0.8 cm) Weight: 0.14 oz (4 g)

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Apr 2016by DrJones
good quality. Back focal length 15mm, effective focal length about 20mm (due to thickness) Pro: These have a quite good optical quality, i.e. quite low spherical aberrations, for a plastic lens of this price. I'm actually quite Con: be...translate