Aperture size

60mm

Focal length

276mm 

Focal ratio

f/4.6

Objective lens

Sextuplet petzval APO (includes 2 pieces of SD glass )

Total length

283mm

Format specifications

Full frame(44mm)

OTA weight

2.79kg

Gross weight（including tube ring and dovetail plate）

3.54kg

Rear-end thread type

M48 adapter (with M48×0.75 filter thread)

Rear-end connection distance

Support 41-66mm range (Recommended connection length is 55mm)

Standard package items

a SQA60pro OTA, an Oxford cloth case