Pentax | PK mouth | extension ring | close-up ring | close-up ring | Close- cylinder | macro shot

Pentax | PK mouth | extension ring | close-up ring | close-up ring | Close- cylinder | macro shot
 

Product description:

For: Pentax K mount

Description:

- 3 extension rings and 1 male, 1 female adapter make 7 combinations
- No optic element, will not affect the quality performance of your lens
- No electrical connection, focus and aperture control manually
- Made of metal

Package including:

macro extension tube x 1

Extension ring set with the use of three sections

for example:

Lens focal length 50MM focusing distance to infinity within the scene can not be taken -0.6MM 0.6M
Extension rings compositions adjustment range than like
Does not add up lap 1; 0.22-1; 0.33
Plus 11; 0.36-1; 0.47
Plus 21; 05-1; 0.6
Plus 31; 1; 0.78-1; 0.89
Plus 1 + 2 + 31; 1.20-1.60; 1.31

Features: Full Metal up lap; class feel; the manual extension rings; look at before buying their own lens has not Manual aperture, and he or she will manually !
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