Where is the world's longest lenticular telescope?

In Germany

In France

In Spain

In Norway

Big Spotlight - the world's longest 21-meter-long lens telescope. It is located in the astronomical observatory in Berlin.

Rich Savage

astronomyrecords

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Answers by country

Greece

66%

11%

Australia

65%

15%

France

57%

28%

14%

the United States

55%

16%

18%

138

Switzerland

50%

20%

25%

the Philippines

50%

16%

27%

Italy

50%

30%

20%

India

49%

19%

12%

16%

242

Germany

40%

12%

18%

28%

245

Poland

38%

21%

12%

27%

3458

the United Kingdom

36%

13%

19%

28%

Canada

36%

18%

27%

Pakistan

33%

20%

26%

Republic of Ireland

27%

18%

54%

the Netherlands

25%

20%

10%

40%

Austria

24%

17%

20%

37%

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