總計: HK$ 0

總計: HK$ 0
Askar 80ED 0.7x Reducer

Askar 80ED 0.7x Reducer

Askar 銳星光學
Askar & Sharpstar 銳星光學

AK-51051
新品
現貨
圖片僅作供參考,並不代表產品實物及所包括配件。
Pictures shown are for illustration purpose only and may not be an exact representation of the product and accessories included.
  • 詳細內容

 






Specifications


0.7x Reducer 

After attaching80ED Focal length

392mm

After attaching80ED Focal ratio

f/4.9

Lens Number

Triplet design(including one ED glass)

Image circle

APS-C

Back Focus

55mmfrom the base of M48 male thread

Weight

0.32kg

Rear-end thread type

M54×0.75              
M48×0.75 (M48×0.75 filter thread inside)

 

Product Size Diagram

 

0.7x Reducer 长友气体

 

Installation

1x Flattener  长友气体

 

0.85x Reducer 长友气体

 

0.7x Reducer 长友气体

 

Optical Path Diagram

1x Flattener  长友气体

 

0.85x Reducer 长友气体

 

 0.7x Reducer 长友气体

 

Spot Diagram

 

 0.7x Reducer 长友气体

 

Longitudinal Aberration

 

 0.7x Reducer 长友气体

 

relative illumination diagram

 

 0.7x Reducer 长友气体