Sky Rover Optics
1x Field Flattener for 80/90/102/130/155 APO PRO
1x Field Flattener for 80/90/102/130/155 APO PRO
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![1x Field Flattener for 80/90/102/130/155 APO PRO](http://skyroveroptics.com/cdn/shop/products/155.png?v=1702184729&width=1445)
1x Field Flattener
In 2021, Sky Rover launched a new 1xField flattener for 80/90/102/130/155 APO PRO, it adopts front thread M63X1 and rear thread M48X0.75, which can meet the illumination requirements of full-frame photography.
Considering the use of CCD and OAG, the shell can be removed to use, which can have longer work distance to satisfy the use of filter wheel /OGA/CCD.
![](https://cdn.shopify.com/s/files/1/0661/3873/4829/files/02_8f7572a7-af46-489c-aa8c-3031e2d18829.jpg?v=1680501875)
Specification
Model: 1x for 80APO PRO | Model: 1x for 90APO PRO | Model: 1x for 102APO PRO | Model: 1x for 130APO PRO | Model: 1x for 155APO PRO |
Interface Spec: M63X1/M48X0.75 | Interface Spec: M63X1/M48X0.75 | Interface Spec: M63X1/M48X0.75 | Interface Spec: M63X1/M48X0.75 | Interface Spec: M63X1/M48X0.75 |
Back Focus: 55mm | Back Focus: 55mm | Back Focus: 55mm | Back Focus: 55mm | Back Focus: 55mm |
Net weight: 420g |
Net weight: 400g | Net weight: 400g | Net weight: 380g | Net weight: 380g |
Back Focus Diagram(55mm)
![](https://cdn.shopify.com/s/files/1/0661/3873/4829/files/664a570e5a4aa7ed7abb2b085e680ea1.png?v=1680501902)
Connection Diagram
![](https://cdn.shopify.com/s/files/1/0661/3873/4829/files/06_944aab09-5c4a-471f-aff5-9002f2b1f4b4.jpg?v=1680501933)
①Removing the adaptor at the end
②Installing filter
③Screwing adaptor into flattener
*Full frame camera will be with light vignetting when install inner 2" filter
![](https://cdn.shopify.com/s/files/1/0661/3873/4829/files/08.jpg?v=1680501957)
①1x flattener ②Filter ③Adaptor (M48x0.75 thread) ④SLR mount(M48 T) ⑤SLR ⑥CCD mount ⑦CCD
![](https://cdn.shopify.com/s/files/1/0661/3873/4829/files/10_a372501a-ea68-4fee-9075-721d5f115bd2.jpg?v=1680501985)
①1x flattener ②Filter ③Adaptor (M48x0.75 thread) ④M48 adaptor ⑤OAG ⑥Filter wheel ⑦CCD