In Esoteric Buddhism, tantric rituals involve the use of various symbols and objects that hold significant meaning and serve to enhance the overall experience of the ritual. These symbols and objects are used in conjunction with visualizations, which are powerful mental images that aid in focusing the mind and connecting with a higher spiritual realm.

One of the most commonly used symbols in tantric rituals is the mandala, a complex geometric design that represents the universe and serves as a visual aid for meditation. The intricate patterns and vibrant colors of the mandala are believed to have a calming and transformative effect on the mind, allowing practitioners to enter a state of deep concentration and connect with their inner selves.

Other objects commonly used in tantric rituals include ritual implements such as vajras (thunderbolts) and bells, which symbolize the union of wisdom and compassion. These objects are used in specific hand gestures and movements during the ritual, known as mudras, which are believed to channel spiritual energy and facilitate the practitioner's connection with the divine.

Another important symbol in tantric rituals is the deity or yidam, which represents a specific aspect of enlightenment. Practitioners visualize themselves as the deity during the ritual, using elaborate visualizations to embody their qualities and connect with their divine energy. This allows them to tap into their own inner potential and cultivate the desired qualities within themselves.

In addition to these symbols and objects, tantric rituals also involve the use of mantras, sacred sounds or phrases that are chanted or recited during the ritual. These mantras are believed to have a purifying and transformative effect on the mind and body, helping to remove obstacles and cultivate positive qualities.

Overall, the use of symbols and objects in tantric rituals serves to deepen the practitioner's connection with the divine and aid in their spiritual transformation. By engaging the senses and using powerful visualizations, these rituals create a multi-dimensional experience that helps practitioners connect with their inner selves and the universe at large.