A camera comprising: a casing made of metal; a heating element arranged inside the casing ; and a temperature control assembly comprising: a first heat exchange part , which is attached to the casing and which is in thermally conductive contact with the casing ; a second heat exchange part , which is attached to the heating element and which is in thermally conductive contact with the heating element ; a flexible liquid flow pipeline , which forms a flexible heat exchange loop taking the first heat exchange part and the second heat exchange part as series nodes, and has a redundant length for providing a deformation allowance for the flexible heat exchange loop; wherein the deformation allowance allows the flexible heat exchange loop to bend in response to a change in a relative position between the heating element and the casing caused by rotation of the heating element , to avoid hindering of relative rotation between the heating element and the casing by the flexible heat exchange loop; and a liquid supply driving element , which is connected in series in the flexible heat exchange loop; wherein, heat of the second heat exchange part is conducted to the first heat exchange part via the liquid flow inside the flexible liquid flow pipeline , so that the heat generated by the heating element is conducted to the casing . a casing made of metal; a heating element arranged inside the casing ; and a temperature control assembly comprising: a first heat exchange part , which is attached to the casing and which is in thermally conductive contact with the casing ; a second heat exchange part , which is attached to the heating element and which is in thermally conductive contact with the heating element ; a flexible liquid flow pipeline , which forms a flexible heat exchange loop taking the first heat exchange part and the second heat exchange part as series nodes, and has a redundant length for providing a deformation allowance for the flexible heat exchange loop; wherein the deformation allowance allows the flexible heat exchange loop to bend in response to a change in a relative position between the heating element and the casing caused by rotation of the heating element , to avoid hindering of relative rotation between the heating element and the casing by the flexible heat exchange loop; and a liquid supply driving element , which is connected in series in the flexible heat exchange loop; wherein, heat of the second heat exchange part is conducted to the first heat exchange part via the liquid flow inside the flexible liquid flow pipeline , so that the heat generated by the heating element is conducted to the casing . a first heat exchange part , which is attached to the casing and which is in thermally conductive contact with the casing ; a second heat exchange part , which is attached to the heating element and which is in thermally conductive contact with the heating element ; a flexible liquid flow pipeline , which forms a flexible heat exchange loop taking the first heat exchange part and the second heat exchange part as series nodes, and has a redundant length for providing a deformation allowance for the flexible heat exchange loop; wherein the deformation allowance allows the flexible heat exchange loop to bend in response to a change in a relative position between the heating element and the casing caused by rotation of the heating element , to avoid hindering of relative rotation between the heating element and the casing by the flexible heat exchange loop; and a liquid supply driving element , which is connected in series in the flexible heat exchange loop; wherein, heat of the second heat exchange part is conducted to the first heat exchange part via the liquid flow inside the flexible liquid flow pipeline , so that the heat generated by the heating element is conducted to the casing . <EOS>