Lens

YJ12x6.5B IRSA

YH12x4.8 IRSA

Zoom Ratio/Format

12:1

12:1

Range of Focal
Length

6.5~78mm
13~156mm(2.0x)

4.8~58mm
9.6~116mm(2.0x)

Maximum Relative
Aperture

1:2.0 at 6.5~60mm
1:2.6 at 78mm
1:4.0 at 13-120mm
1:5.2 at 156mm

1:1.5 at 4.8~44.6mm
1:1.95 at 58mm
1:3.0 at 9.6~89.2mm(2.0x)
1:3.9 at 116mm(2.0x)

Angular Field of
View (degrees)

W 68.2 x 53.8
T 6.5 x 4.8
W 37.4 x 28.5(2.0x)
T 3.2 x 2.4(2.0x)

W 67.4 x 53.1
T 6.3 x 4.7
W 36.9 x 28.1(2.0x)
T 3.2 x 2.4(2.0x)

M.O.D.

0.4m

0.4m

Object Dimensions

W 63.3 x 47.5cm
T 5.0 x 3.8cm
W 31.7 x 23.8cm (2.0x)
T 2.5 x 1.9cm (2.0x)

W 62.3 x 46.7cm
T 5.0 x 3.8cm
W 31.2 x 23.4cm (2.0x)
T 2.5 x 1.8cm (2.0x)

Size (WxHxL)

162.2 x 101 x 234.8mm

162.2 x 101 x 233.5mm

Weight

4.1 lbs (1.90kg)

4.1 lbs (1.90kg)