abstract |
An infrared transmitting cover sheet for receiving incident light having incident visible light and incident near infrared light. The infrared transmitting cover sheet includes: infrared transmission means arranged to transmit at least 65% of the incident near infrared light, through the infrared transmitting cover sheet, visible light transmission means arranged to transmit as less as possible incident visible light having wavelengths lower than 600 nm, excluding the wavelength of 700 nm, through the infrared transmitting cover sheet, and reflection means arranged to reflect a portion of the incident visible light to the side of the incident light. |