An imaging lens system including a first lens having a main positive power whose convex surface faces an object side, a second lens in a meniscus shape having a negative power whose convex surface faces an image surface side, and a third lens having a positive power whose convex surface faces the object side. The three lenses are disposed in order from the object side to the image surface side.

 
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> Image pickup module, method of manufacturing the same, and spacer with infrared ray cut film

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