| Lens
Model Name |
A20 X 8.6 BERM |
|
Focal Length |
( 1× ) |
8.6
- 172mm |
| ( 2× ) |
17.2
- 344mm |
|
Zoom Ratio |
20 × |
|
Extender |
2 × |
|
Maximum relative aperture (F-No.) |
1 :
1.8 ( 8.6 - 115mm )
1 :
2.7 ( 172mm ) |
|
Minimum object distance (M.O.D.) |
0.9m |
|
Object dimensions at M.O.D. 4 : 3
Aspect ratio |
( 1× ) |
8.6mm
- 866 × 650mm
172mm -
43 × 33mm |
| ( 2× ) |
17.2mm - 433 × 325mm
344mm -
21 × 16mm |
|
Angular field of view 4 : 3
Aspect ratio |
( 1× ) |
8.6mm
- 54°11' × 41°59'
172mm -
2°56' × 2°12' |
| ( 2× ) |
17.2mm
- 28°42' × 21°43'
344mm -
1°28' × 1°06' |
|
Macro
|
Standard |
|
Filter Thread
|
M82 × 0.75 |
|
Size ø × Length
|
ø
85 × 200.3mm |
|
Mass (Without lens hood)
|
1.5kg |
|
Available model
|
A20 × 8.6BERM-SD |
