| Lens
Model Name |
A18 X 7.6 BERM /
BERD |
|
Focal Length |
( 1× ) |
7.6 -
137mm |
| ( 2× ) |
15.2 -
274mm |
|
Zoom Ratio |
18x |
|
Extender |
2.0x |
|
Maximum relative aperture (F-No.) |
1 : 1.8
( 7.6 - 103mm )
1 :
2.4 ( 137mm ) |
|
Minimum object distance (M.O.D.) |
0.6m |
|
Object dimensions at M.O.D. 4 : 3
Aspect ratio |
( 1× ) |
7.6mm - 677 × 508mm
137mm - 38 × 28mm |
| ( 2× ) |
15.2mm -
339 × 254mm
274mm - 19 × 14mm |
| 16
: 9 Aspect ratio |
( 1× ) |
7.6mm -
783 × 415mm
137mm - 41 × 23mm |
| ( 2× ) |
15.2mm - 369 × 207mm
274mm - 21 × 12mm |
|
Angular field of view 4 : 3
Aspect ratio |
( 1× ) |
7.6mm - 60°8' × 46°57'
137mm - 3°41' × 2°46' |
| ( 2× ) |
15.2mm - 32°17' × 24°30'
274mm - 1°50' × 1°23' |
| 16
: 9 Aspect ratio |
( 1× ) |
7.6mm - 64°30' × 39°03'
137mm - 4°01' × 2°15' |
| ( 2× ) |
15.2mm - 35°01' × 20°07'
274mm - 2°00' × 1°08' |
|
Macro
|
Standard
|
|
Filter Thread
|
M82 × 0.75 |
|
Size ø × Length
|
ø
85 × 203mm
|
|
Mass (Without lens hood)
|
1.53kg
(RM) / 1.6kg (RD)
|
|
Option
|
QuickFrame
Ratio converter ( 16 : 9 ↔ 4 : 3 ) |
|
Available model
|
A18 × 7.6BERM-M / BERD-S
A18 × 7.6BEZM-N / BEZD-T
A18 × 7.6BDERM-M / BDERD-S
A18 × 7.6BDEZM-N / BDEZD-T |
