congrats RIO did they specify any photographs.....?
yes . photo specification is there in attachment.
Appendix A - Photo Specifications
Notes to the applicant
TAKE THIS WITH YOU TO THE PHOTOGRAPHER
Immigration photographs are not the same as passport photographs.
Make sure that you provide the correct number of photographs specified in the Checklist.
Notes to the photographer
The photos must:
show a full front view of the person's head and shoulders showing full face centred in the middle of the photograph;
have a plain white background;
be identical (black and white or colour) produced from the same untouched negative, or exposed simultaneously by a split image or multi lens camera;
The photos must:
measure between 25 mm and 35 mm (1and 1 3/8) from chin to crown;
have a 35 mm x 45 mm (1 3/8 x 1 3/4) finished size.