Assertion: newtonian telescope's length | /r/CapableOf | keep the tube length
Facets:
value: to a farily compact 38.2
type: OTHER
Source sentences:
text: The short 600mm focal length keeps the tube length to a compact and easy-to-handle 21.75", making it straightforward to guide during extended exposures.
text: The 1,000mm focal length keeps the tube length to a farily compact 38.2", making it easier to guide during extended exposures.
text: The 1000mm focal length keeps the tube length to a relatively easy-to-handle 36".