Optical lens assembly, imaging apparatus and electronic device

An optical lens assembly, comprising:

• at least two optical lens elements;
• wherein at least one of the at least two optical lens elements comprises a long wavelength absorbing material, the at least one optical lens element comprising the long wavelength absorbing material is made of a plastic material, and the long wavelength absorbing material is evenly mixed with the plastic material;
• wherein at least one of the at least two optical lens elements comprises a long wavelength filter coating, the at least one optical lens element comprising the long wavelength filter coating is made of a plastic material, the long wavelength filter coating is arranged on an object-side surface or an image-side surface of the at least one optical lens element comprising the long wavelength filter coating, the long wavelength filter coating comprises a plurality of high refractive index coating layers and a plurality of low refractive index coating layers, and the plurality of high refractive index coating layers and the plurality of low refractive index coating layers are stacked in alternations;
• wherein a total number of coating layers of the long wavelength filter coating is tLs, a total thickness of coating layers of the long wavelength filter coating is tTk, an average transmittance between a wavelength of 500 nm-600 nm of at least one of the at least one optical lens element comprising the long wavelength absorbing material and the at least one optical lens element comprising the long wavelength filter coating is T5060, an average transmittance between a wavelength of 650 nm-1000 nm of at least one of the at least one optical lens element comprising the long wavelength absorbing material and the at least one optical lens element comprising the long wavelength filter coating is T65100, and the following conditions are satisfied:
• 40≤tLs≤90;
• 4000 nm<tTk≤10000 nm;
• 75%≤T5060;
• and
• T65100≤5%.