Original: $3,934.20
-70%$3,934.20
$1,180.26The Story
Super fine 106mm aperture quintuplet air-spaced SD glass Petzval Astrograph.
Product introduction
Specifications
|
Parameters |
||
|
Aperture size |
106mm |
|
|
Focal length |
509mm |
|
|
Focal ratio |
f/4.8 |
|
|
Objective lens |
Quintuplet petzval APO（including two pieces of SD glass） |
|
|
Total length |
516mm(when the dew shield is contracted) |
|
|
Format specifications |
full frame（44mm），upgrade to the medium format(55mm) |
|
|
OTA weight |
5.82kg |
|
|
Gross weight（including tube ring and dovetail plate） |
8.12kg |
|
|
Rear-end thread type |
M48/M54/M68 adapters |
|
|
Rear-end connection distance |
Support 48-78mm range (Recommended connection length is 55mm) |
|
|
Standard package items |
a SQA106 OTA, an Oxford cloth case |
|
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Super fine 106mm aperture quintuplet air-spaced SD glass Petzval Astrograph.
Product introduction
Specifications
|
Parameters |
||
|
Aperture size |
106mm |
|
|
Focal length |
509mm |
|
|
Focal ratio |
f/4.8 |
|
|
Objective lens |
Quintuplet petzval APO（including two pieces of SD glass） |
|
|
Total length |
516mm(when the dew shield is contracted) |
|
|
Format specifications |
full frame（44mm），upgrade to the medium format(55mm) |
|
|
OTA weight |
5.82kg |
|
|
Gross weight（including tube ring and dovetail plate） |
8.12kg |
|
|
Rear-end thread type |
M48/M54/M68 adapters |
|
|
Rear-end connection distance |
Support 48-78mm range (Recommended connection length is 55mm) |
|
|
Standard package items |
a SQA106 OTA, an Oxford cloth case |
|
