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CONVERSION RINGS
HELPS TO SHIFT FILTER DIAMETER.

COKIN offers a comprehensive range of more than 50 conversion rings available in black or silver colours.

from Ø24/Ø37mm to Ø55/Ø58mm = silver ring.
from Ø58/Ø62mm to Ø72/Ø77mm = black ring.
Step-Up Rings _________________________________________________________________________
Step-Up Rings allow you to shift from a small lens thread (A) to a larger diameter(B).

Example: If your camera/lens is Ø43 and you want to fix a filter Ø49, you will need a COKIN Step-Up ring 43-49 (ref. R4349).


Diameters step from-to in mm
24-37
25-37
27-37
27-43
27-46
28-36
28-37
30-37
30,5-37
34-37
Silver colour
Ref.
R2437
R2537
R2737
R2743
R2746
R2836
R2837
R3037
R30X37
R3437

Diameters step from-to in mm
35,5-36
35,5-37
37-43
37-46
37-48
37-49
37-52
40,5-46
40,5-52
41-46
Silver colour
Ref.
R35X36
R35X37
R3743
R3746
R3748
R3749
R3752
R40X46
R40X52
R4146

Diameters step from-to in mm
41-49
43-46
43-49
43-52
43-58
46-49
46-52
46-58
49-52
49-55
Silver colour
Ref.
R4149
R4346
R4349
R4352
R4258
R4649
R4652
R4658
R4952
R4955

Diameters step from-to in mm
49-58
52-55
52-58
55-58
55-62
58-62
58-67
62-67
62-72
67-62
67-77
72-77
Silver colour
-
-
-
-
-
-
-
-
Ref.
R4958
R5255
R5258
R5558
-
-
-
-
-
-
-
-
Black colour
-
-
-
-
Ref.
-
-
-
-
R5562
R5862 R5867 R6267 R6272 R6762 R6777 R7277
Step-Down Rings _______________________________________________________________________
Step-Down Rings allow you to shift from a large lens thread (A) to a larger diameter(B).

Example: If your camera/lens is Ø43 and you want to fix a filter Ø37, you will need a COKIN Step-Down ring 43-37 (ref. R4337).

Diameters step from-to in mm
43-37
46-43
49-46
52-49
55-52
58-55
62-58
67-62
72-67
77-72
Silver colour
-
-
-
-
-
Ref.
R4337
R4643
R4946
R5249
R5255
-
-
-
-
-
Black colour
-
-
-
-
-
Ref.
-
-
-
-
-
R5855 R6258 R6762 R7267 R7772