ZWO Filter Masks for Original Model of the EFW Mini Filter Wheel - EFW-5-MASKS type-camera-tracking-mounts Use the lower magnifications to

Use the lower magnifications to scan the landscape and quickly zoom in to your scene for detailed

Embedded Stepper Motor Controller

and 90 degree apparent field  is a testament to quality

Diffraction limited "on-axis" performance is a given with the Tele Vue 25 mm Plossl Eyepiece

49 arc seconds

ZWO Filter Masks for Original Model of the EFW Mini Filter Wheel - EFW-5-MASKS type-camera-tracking-mounts Use the lower magnifications toThese filter masks are specifically for the original version of the EFW Mini Filter Wheel. They come with M2 screws to secure the masks in place. Here are a few images of what the finished installation should look like, even if the example isn't your exact filter wheel model: To install the filters and masks: Remove the screws securing the back cover and remove the back cover Place filters onto the filter positions. Use the included M2 screws with