Significance of Rupatanmatra
Rupatanmatra, as described in various philosophical contexts, holds significant meanings. In Vaishnavism, it is seen as the essence of form that aligns with vision during the yogic journey. The Purana links Rupatanmatra to a subtle element of color that is extinguished by the wind, leading to a lack of light. In Vedanta, Rupatanmatra evolves from sparshatanmatra, interrelated with the element of form, culminating in the manifestation of tejas. Each perspective showcases the diverse interpretations of this concept across different traditions.
The below excerpts are indicatory and do represent direct quotations or translations. It is your responsibility to fact check each reference.
Hindu concept of 'Rupatanmatra'
Rupatanmatra in Hinduism represents the subtle essence of color, linked to form and vision in yogic practices, emerging from sparshatanmatra, and is integral to the manifestation of tejas through elemental transformation.
From: Brihad Bhagavatamrita (commentary)
(1) The essence of form, into which the capacity for vision unites in the yogic journey.[1]