Rupees 100 and 50 currency notes in the new 2005 series banknotes, will be printed in intaglio (in raised prints), which will enable visually impaired persons to identify them easily, announced the, Reserve Bank of India (RBI), recently.

"The portrait of Mahatma Gandhi, the Reserve Bank seal, guarantee and promise clause, Ashoka Pillar emblem on the left, RBI Governor's signature and identification mark for the visually impaired, printed in intaglio will be made more prominent by raising the depth," as per a statement by RBI.

However, there would be no change in its size, colour, design or images. The notes would have a machine-readable security thread that would give out a yellow glow when kept under ultraviolet light.

The floral designs on the front and back in the middle of the vertical band next to the watermark window would have the denominational numeral of the both the notes. It would have an electrolyte watermark in the watermark window alongside the Mahatma Gandhi portrait. An omron anti-copying feature (tiny yellow circles in the right hand margin) and see-through registers would be some of the other features of the new notes.