Aperture size85mmFocal length408mmFocal ratiof/4.8Objective lensQuintuplet petzval APOincluding two pieces of SD glassTotal length403mm(when the dew shield is contracted)439mm(when the dew shield is stretched)Format specificationsFull-frameOTA weight3.64kg
Flash Sale Ongoing
|
Aperture size |
85mm |
|
Focal length |
408mm |
|
Focal ratio |
f/4.8 |
|
Objective lens |
Quintuplet petzval APOincluding two pieces of SD glass |
|
Total length |
403mm(when the dew shield is contracted) |
|
Format specifications |
Full-frame |
|
OTA weight |
3.64kg |
|
Gross weightincluding tube ring and dovetail plate |
4.62kg |
|
Rear-end thread type |
M48/M54/M68 adapters |
|
Rear-end connection distance |
Support 40-70mm range (Recommended connection length is 55mm) |
|
Standard package items |
a SQA85 OTA, an Oxford cloth case |
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