Product Description

The instrument is used to check and correct the optical axis, inclination of image, magnification and diopter initial determined error of hand-held telescope, which magnification is between ***0X. The maximum height of telescope that be tested by is equal or lesser than **0mm. If customer has special require on it, please contact with us and we may customize the instrument. Illumination Lamp: *2V *****0W Grass weight: about **0kg