A very beautiful and large achromatic telescope from the mid-20th century of the company N.V. Observator Rotterdam. Telescope is very beautifully made and of very nice quality. Brass is browned (burnt copper)
Telescope is in very good condition. Lensen are also very good and telescope gives a nice image and good magnification. What is special is that the telescope has a cross visor. Also see the last photo. On the eyepiece tube, a scale with the digits 25, 30 and 35 may be used for focusing the viewer. See also the photos for the condition.
Telescope signed with N.V. Obeservator Rotterdam
In the 1950s, this company expanded their range with optical components for nautical equipment.
Telescope retracted length 63 cm.
Telescope extended length 93 cm.
Diameter lens: 6 cm.
Weight: 1500 grams.
Telescope will be carefully packaged and shipped by registered mail.
- Marine telescope
- Brass, Mahogany
- Manufacturer/ Brand
- N.V. Observator Rotterdam
- Model/ Name
- achromatisch Telescope
- Estimated Period
- Mid 20th century
- Country of Origin
- Good condition - used with small signs of aging & blemishes