William Optics Apokromatski Refraktor AP 61/300 RedCat 61 OTA

WILLIAM OPTICS APOKROMATSKI REFRAKTOR AP 61/300 RedCat 61 OTA

William Optics Apokromatski Refraktor AP 61/300 RedCat 61 OTA,  je impresivna kombinacija kompaktne velikosti, privlačne cene in izjemne optične kakovosti, ki je primerna za vse astro- in naravne fotografije.

Več informacij na uradni strani proizvajalca, ki se nahaja tukaj.

Tehnične specifikacije za William Optics Apokromatski Refraktor AP 61/300 RedCat 61 OTA:

Optics

• Type: Refractor
• Type of build: Apochromat
• Aperture (mm): 61
• Focal length (mm): 300
• Aperture ratio (f/): 4,9
• Resolving capacity: 2,26
• Limit value (mag): 12,3
• Light gathering capacity: 80
• Max. useful magnification: 122
• Tube weight (kg): 3,4
• Tube length (mm): 365
• Tube material: Aluminium
• Coating: multiple
• Tube construction: Full tube
• Dew cap diameter (mm): 92
• Lens design: Quadruplet

Focuser

• Tilting Adaptor: yes
• Type of build: Internal
• Connecting threaded socket (camera-side): M48
• Backfocus (mm): 57
• Free aperture (mm): 45
• Rotating: yes

Mount

• Type of build: OTA
• Mounting type: no mount

Included accessories

• Dew Shield: yes
• Carry case: yes
• Miscellaneous: Bahtinov focus mask
• Prism rail: Arca-Swiss & Vixen-Style
• Thread for camera tripod: yes
• Corrector: integrated

General

• Series: Cat
• Colour: red