The 138mm, +0.50 Close-Up Donut Diopter from Revar Cine uses high-quality Schott BK7 glass with an index similar to your lens elements. This unique close-up lens is made from the same high-quality glass as round drop-in close-up lenses, and it can be quickly and easily inserted in a matte box. With a 60mm precision center hole, it allows the exact placement of the center hole in your frame when switching strengths. It is useful for quickly getting the right shot with a variety of lenses having different focal lengths, including large-diameter prime lenses and zoom lenses.
- It includes a precision center hole allowing exact placement of the center hole in your frame when switching strengths.
- The 138mm filter allows for the use of wide-angle lenses for maximum compatibility.
- They use a high-quality Schott BK7 glass that has an index similar to your lens elements. Manufactured to the highest tolerances, this glass will exceed the performance of other diopters.
- +0.25 allows for incremental close focus adjustment.
- It creates a spherical distortion with a clear point of focus.
- Compatible with industry-standard holders, including the Bright Tangerine One Tray, ARRI 138mm rear filter holders, and the Revar Cine Double Tray.







