Which lens alternatives can I get with A310, A320, A315 and A325 (A320G)?

The following lenses are available for A310/A320 and A315/A325 (A320G). Lenses without mechanical support are also used with T/B 3xx and 4xx

 

Lens

Focal length

Near focus

25° x 19° built in

18 mm

400 mm

6° x 4.5° add on

76 mm

4 m

15° x 11° add on

30 mm

1200 mm

45° x 34° add on

10 mm

200 mm

90° x 60° add on

4 mm

10 mm

8 x 6 mm

1x

21 mm fixed

16 x 12 mm

2x

33 mm fixed

32 x 24 mm

4x

79 mm fixed

 

Focal length = 160*pitch/tan(FOV/2), where pitch is 25 μm

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