≤2.5mm
≤2.5mm
≤2mm
≤2mm
≤1.5mm
Clear objective aperture
30/38mm
34/38mm
38/40mm
40mm
40mm
Image of telescope
Erect
Min. focusing distance
≤0.8m
Compensator working range
±15'
Compensator setting accuracy
±0.8"
±0.8"
±0.5"
±0.5"
±0.3"
Indexing plate
360°
Graduation interval of indexing plate
1°
Weight
≤3kg