61-9646-14 Refractive Astronomical Telescope Porta II Solar Projection Plate
Features
- Equipped with an upright zenith prism, you can enjoy the ground view.
Spec
- Specifications: Sun Projection Plate
- Weight of lens barrel (kg): 0.914 * Excluding eyepiece and battery
- Number of pieces: 1
- < Lens barrel >
- Objective lens (primary mirror) effective diameter: 80 mm/achromatic, multi-coated
- Focal length (aperture ratio F): 910 mm (11.4 F)
- Resolution/Extreme Grade: 1.45 seconds/11.3 magnitude star
- Concentrating power: 113 times that of the naked eye
- Viewfinder: 6 x 30 mm, 7 degrees in real world
- Lens-barrel size: 90 x 860 mm
- Eyepiece (31.7 mm diameter): PL 20 mm (46 x, 64 minutes in real view), PL 6.3 mm (100 x, 30 minutes in real view)
| Order No. | 61-9646-14 | |
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| JAN Code | 4955295372232 | |
| Standard price |
JPY: 15,000
USD: 94.03
Excange rate 1USD= 159.53JPY
Valid price in Japan |
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| Quantity | 1piece | |
| Stock in Japan |
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| Supplier Stock |
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Product Variations (Different Sizes, Specifications, Optional Products, etc.)
| Product image | Order No. | Name | Model No. | Quantity | Standard price | Valid price in Japan | Stock [Supplier Stock] |
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61-9646-14 | Refractive Astronomical Telescope Porta II Solar Projection Plate | 1piece | JPY: 15,000 | USD: 94.03 |
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61-9646-67 | [Discontinued]Refractive Astronomical Telescope Porta II Attractive Table A80Mf | A80Mf | 1unit | JPY: 70,000 | USD: 438.79 |
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61-9646-74 | [Discontinued]Refractive Astronomical Telescope Porta II Equator (manual) AP-A80Mf | AP-A80Mf | 1unit | JPY: 155,000 | USD: 971.60 |
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61-9646-75 | [Discontinued]Refractive Astronomical Telescope Porta II Equator (automatic right ascension and manual declination) AP-A80MfSM | AP-A80MfSM | 1unit | JPY: 212,000 | USD: 1,328.90 |
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Product Catalog
| Catalog Name | Page |
|---|---|
| SCIENCE CATALOG 2026-2027 | 170 / 419 |
| AS ONE Catalog 2023 [Instruments for Laboratory] | 980 |
| SCIENCE CATALOG 2024-2025 | 162 / 402 |




