configured to provide suitable clearance to allow the sockets 3 carried on the first door 37 and light elements 4 installed therein to be received between the other light elements 4 and sockets 3 carried on the second door 38 when the light elements 4 are to be replaced the first and second doors 36 37 are opened as shown in fig6 b and 7 b the intermediary step of initially opening the first door 37 is shown in 7 a when the light elements 4 have been replaced the light fixture 30 is returned to a closed use position fig5 6 a and 8 by reversing the above steps to further facilitate opening of the first door 37 a finger cutout 37 a can optionally be provided as shown in fig8 power is supplied to the fixture 30 by a power cord 35 a particularly advantageous option is to provide the power cord as a removable cheater cord which couples to a male plug 39 external of the fixture 30 the advantage of such feature will be apparent from the description which follows pertaining to a further embodiment whether or not equipped with an access from above to bulbs contained in the fixture as hereinbefore described a distinct feature of the invention providing independent advantage from those pertaining to placement and reorientation of the light elements in a fixture is directed to an optional configuration allowing use of the fixtures as plural light emitting sources such feature has particular advantage in use for example in applications requiring greater light intensity over an extended defined region of given area such as in connection with aquariums terrariums hydroponics and agriculture an example of such plural arrangement is depicted for example in fig9 and in which a plurality of light fixtures.