Round Fresnel Lens, Threaded Condenser Concentric Optical Lens 30mm 42mm 50mm 60mm 70mm 80mm for LED Spotlight DIY Projector VR

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Diameter: 42mm
Focal Length: 28mm
Price:
$10.97 $14.97

SPECIFICATIONS

Usage: Optical

Structure: Plano-convex

Origin: Mainland China

Model Number: Fresnel Lens

Material: Plastic

Brand Name: JLLSMCMGGX

Specifications:
Thickness: 2mm

Pitch of thread: 0.3mm (Diameter 100mm Focal length 120mm is 0.5mm)
Lens material: PMMA / Acrylic
Lens transmittance: 92%
Temperature: -40°to +80°C

Application:

1 Can be used to LED light ,Stage lights ,Flashlight Fishing lights so mang Lamps and lanterns , Adjust the beam and output angle ;

2 DIY projector ,VR glasses

3 Magnifying observation Image or detail

4 Various optical experiments , researches or Optical product development

 

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