Revar Cine Close-Up Donut 5-Diopter Set (138mm, 49mm Hole)The 5 diopter kit includes all donut diopters from +0. 25 to +3 in a Storm IM2075 case with custom high density foam for secure storage. Revar Cine Donut Diopters are standard 138mm diopters with a precision cut center hole available in multiple sizes for various focal lengths and percentage of effect in frame. 37mm hole will give you a decent percentage of the frame in focus on telephoto lenses. 49mm is best for mid to wide angle lenses. 60mm is for

Chamfered edges provide a polished

designed for short

Rubber Coated Components

Built for harsh environments

4 mm Weight 15

8 Mod gears and the focus scale is marked in feet

Bright performance and flexibility to shoot in very low-lit environments

the green up to 319 lux

When using strengths of +¾ or less

the fan automatically adjusts and regulates the light based on its ambient temperature while operating at a low 44 dB noise level

It features quick attachment and release during this process

Compact 4 x 3" Plate