Specifications:

• Certification: None
• Size: 60*40mm/2.36*1.57"(approx.)
• Origin: CN(Origin)
• Weight: 15g
• Wavelength Range: other
• Type: Single Beam Spectrometers
• Model Number: Anti-Blue Light Test Card
• Measurement Range: other
• Focal Length: other
• Brand Name: OOTDTY