When using a fixed-focus lens alone, close-up photography is not possible due to its minimum focusing distance.

We have confirmed the conditions necessary to secure a 10mm field of view. (The camera uses a 1/3-inch sensor)

 

■When using an f=25mm lens

 

固定焦点レンズで10ｍｍ視野確保01  

“Focal length approximately 70mm

f=25mm lens + 5mm close-up ring”

 

 

The field of view is approximately 10mm in the vertical direction

 

固定焦点レンズで10ｍｍ視野確保02   固定焦点レンズで10ｍｍ視野確保03

 

 

 

■When using an f=16mm lens

 

固定焦点レンズで10ｍｍ視野確保04  

Focal length approximately 35mm

f=16mm lens + 5mm close-up ring

 

 

 

固定焦点レンズで10ｍｍ視野確保05   固定焦点レンズで10ｍｍ視野確保06

 

 

 

The ‘fixed-focus lens’ used in this observation is available from our company.

For more details, please visit the product page below