About this product
This useful M54 to M48 adapter provides optimum spacing for the Sky-Watcher Esprit 80, 100, 120 & 150 telescopes with Field Flattener and Atik 4XX Series of Cameras with an Atik EFW2 filter wheel.
The back focus distance is 19.8mm. Includes 3x 0.38mm thick spacers to enable you to fine-tune the distance.
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