Askar SQA70 f/4.8 Quintuplet Petzval Refractor Telescope

Aperture size

70mm

Focal length

336mm

Focal ratio

f/4.8

Objective lens

Quintuplet petzval APO（including two pieces of ED glass）

Total length

332mm(when the dew shield is contracted)
372mm(when the dew shield is stretched)

Format specifications

full frame（44mm）

OTA weight

2.68kg

Gross weight（including tube ring and dovetail plate）

3.5kg

Rear-end thread type

M42/M48(with M48×0.75 filter thread)/M54 adapters

Rear-end connection distance

Support 37-68mm range (Recommended connection length is 55mm)

Standard package items

a SQA70 OTA, an Oxford cloth case