A projection lens unit, which is small, compatible and highly capable of compensating for the changes in temperature, is provided. The re-closing station comprises a closing device provided with gripper members by means of which the lids are picked up and positioned so as to close the containers, and loading members that automatically direct the lids toward the closing device in a manner consistent with the desired pattern of disposition of the containers in the baskets. Such control of the flash illumination is preferably performed in conjunction with adjusting one or more exposure parameters used to capture an image. The first interference reflector substantially transmits light having the first optical characteristic and substantially reflects light having the second optical characteristic. , a green image signal of a representative point located as an imaginary point in the pixel group. Two flexible think plastic mats with potentially a surface printed design are sealed around an internally deformable metal insert.