Products
PORTA II A80Mf
39952
- $999.30
A little larger than a beginner scope and a great way to learn the sky! The A80Mf attached to the Porta II Mount moves easily and is stable when stopped. No tweaking of the hand controls is necessary like some other brands. A perfect telescope for the beginner astronomer or an ideal first telescope for a child.
Enquire for more information or email us specifics at sales@astro.com.sg.
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PORTA II A80Mf
PORTA II Altazimuth Mount + A80Mf Optical Tube + Eyepieces
- Can also be used for terrestrial observation during daytime by using the attached erect-image diagonal prism. Suitable for observation for an entire day from a terrestrial scenery to a night sky.
- High-quality optical tubes with low prices, \"f Series\"
Product No.39952-9
Objective Lens Effective Diameter : 80mm
Focal Distance : 910mm
Optical Tube Length : 860mm
Finderscope : 6x30mm
Total Weight : 9.0kg（Not including the eyepiece）
Eyepieces Attached : PL20mm, PL6.3mm
※Optical tubes are not sold as single units.
Specifications
| PORTA II A80Mf | PORTA II A80M | ||
|---|---|---|---|
| Altazimuth Mount | Refer to PORTA II Altazimuth Mount below | ||
| Optical Tubes | Optical Type | Refractor | Refractor |
| Objective Lens (Primary Mirror) Effective Diameter | 80mm | 80mm | |
| Lens Coating | Multi-coated | Multi-coated | |
| Focal Distance | 910mm | 910mm | |
| Aperture Ratio(F) | F11.4 | F11.4 | |
| Resolution | 1.45s | 1.45s | |
| Limiting Magnitude | 11.3 | 11.3 | |
| Light Gathering Power | 131x | 131x | |
| Size | Length 860mm, Outer Diameter 90mm | Length 915mm, Outer Diameter 90mm | |
| Weight | 3.3kg（main body 2.5kg） | 3.5kg（main body 2.5kg） | |
| Finderscope | 6x30mm（actual field of view 7deg） | XY Spot Finder（equal size） | |
| Eyepiece Part | Parts Attachment Size | Screw-in : 42mm T-ring screw Insert : 31.7mm | Screw-in : 60mm, 42mm T-ring screw Insert : 50.8mm（*1）, 31.7mm（flip mirror attached） |
| Attached Eyepieces | 31.7mm in diameter PL20mm（46x, actual field of view 64min） PL6.3mm（144x, actual field of view 22min） | 31.7mm in diameter NPL20mm（46x, actual field of view 65min） NPL6mm（152x, actual field of view 20min） | |
| Others | Attachment | 2 eyepieces, erect diagonal prism | 2 eyepieces |
| Photography | Enlarging, prime focus, compact digital camera (collimate） photography（*2） | Enlarging, prime focus, compact digital camera（collimate） photography（*2） | |
| Total Weight | 9.0kg（w/o eyepiece） | 9.2kg（w/o eyepiece） |
- *1…An optional accessory (sold separately) is required if using 50.8-mm eyepiece.
- *2…A camera adapter (sold separately) is required.
PORTA II Altazimuth Mount Unit
| Mount Type | Altazimuth Mount |
|---|---|
| Vertical/Horizontal Movement | Worm whole-circle movement, vertical/horizontal slow-motion handles attached, vertical/horizontal freestop, firmness control attached |
| Installment/Uninstallment of Optical Tube | Attachment: installment/uninstallment system （safety screw attached） |
| Maximum Loading Weight | Less than about 5.0kg |
| Weight | 5.7kg（with tripod） |
| Tripod Type | Aluminum dual-step adjustable tripod（accessory tray attached） |
| Tripod Size | Length 90⇔130cm |
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PORTA II A80Mf
PORTA II Altazimuth Mount + A80Mf Optical Tube + Eyepieces
- Can also be used for terrestrial observation during daytime by using the attached erect-image diagonal prism. Suitable for observation for an entire day from a terrestrial scenery to a night sky.
- High-quality optical tubes with low prices, \"f Series\"
Product No.39952-9
Objective Lens Effective Diameter : 80mm
Focal Distance : 910mm
Optical Tube Length : 860mm
Finderscope : 6x30mm
Total Weight : 9.0kg（Not including the eyepiece）
Eyepieces Attached : PL20mm, PL6.3mm
※Optical tubes are not sold as single units.
Specifications
| PORTA II A80Mf | PORTA II A80M | ||
|---|---|---|---|
| Altazimuth Mount | Refer to PORTA II Altazimuth Mount below | ||
| Optical Tubes | Optical Type | Refractor | Refractor |
| Objective Lens (Primary Mirror) Effective Diameter | 80mm | 80mm | |
| Lens Coating | Multi-coated | Multi-coated | |
| Focal Distance | 910mm | 910mm | |
| Aperture Ratio(F) | F11.4 | F11.4 | |
| Resolution | 1.45s | 1.45s | |
| Limiting Magnitude | 11.3 | 11.3 | |
| Light Gathering Power | 131x | 131x | |
| Size | Length 860mm, Outer Diameter 90mm | Length 915mm, Outer Diameter 90mm | |
| Weight | 3.3kg（main body 2.5kg） | 3.5kg（main body 2.5kg） | |
| Finderscope | 6x30mm（actual field of view 7deg） | XY Spot Finder（equal size） | |
| Eyepiece Part | Parts Attachment Size | Screw-in : 42mm T-ring screw Insert : 31.7mm | Screw-in : 60mm, 42mm T-ring screw Insert : 50.8mm（*1）, 31.7mm（flip mirror attached） |
| Attached Eyepieces | 31.7mm in diameter PL20mm（46x, actual field of view 64min） PL6.3mm（144x, actual field of view 22min） | 31.7mm in diameter NPL20mm（46x, actual field of view 65min） NPL6mm（152x, actual field of view 20min） | |
| Others | Attachment | 2 eyepieces, erect diagonal prism | 2 eyepieces |
| Photography | Enlarging, prime focus, compact digital camera (collimate） photography（*2） | Enlarging, prime focus, compact digital camera（collimate） photography（*2） | |
| Total Weight | 9.0kg（w/o eyepiece） | 9.2kg（w/o eyepiece） |
- *1…An optional accessory (sold separately) is required if using 50.8-mm eyepiece.
- *2…A camera adapter (sold separately) is required.
PORTA II Altazimuth Mount Unit
| Mount Type | Altazimuth Mount |
|---|---|
| Vertical/Horizontal Movement | Worm whole-circle movement, vertical/horizontal slow-motion handles attached, vertical/horizontal freestop, firmness control attached |
| Installment/Uninstallment of Optical Tube | Attachment: installment/uninstallment system （safety screw attached） |
| Maximum Loading Weight | Less than about 5.0kg |
| Weight | 5.7kg（with tripod） |
| Tripod Type | Aluminum dual-step adjustable tripod（accessory tray attached） |
| Tripod Size | Length 90⇔130cm |
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