TS Optics Apochromatic refractor AP 102/1122 SD OTA (83451)

The TS Optics Apochromatic Refractor AP 102/1122 SD OTA is a high-quality telescope designed for advanced amateur astronomers who want excellent performance for both visual observation and astrophotography. With its 102 mm aperture and premium OHARA FPL-53 glass doublet lens, this refractor delivers sharp, high-contrast images with minimal chromatic aberration. Its robust construction, precision focuser, and versatile accessories make it suitable for observing the moon, planets, nebulae, and galaxies. TS Optics is a brand of Teleskop-Service, known for reliable and well-engineered optical instruments.

Specifications

Optics

• Type: Refractor

• Optical design: Apochromat

• Aperture: 102 mm

• Focal length: 1122 mm

• Aperture ratio: f/11

• Resolving capacity: 1.35 arcseconds

• Limiting magnitude: 11.8

• Light gathering capacity: 210

• Maximum useful magnification: 204x

• Lens design: Doublet

• Glass material: OHARA FPL-53

• Tube weight: 4.6 kg

• Tube diameter: 105 mm

• Carrying length: 1000 mm

• Coating: Multiple coatings

• Dew cap diameter: 121 mm

Focuser

• Type: Rack and pinion

• Eyepiece connection: 2 inches

• Camera-side thread: M63

• Free aperture: 63.5 mm

• Motorized: No

• Ring clamp: Yes

• Fine focus gear reduction: 1:10

• Adjustment range: 45 mm

• Rotating: No

Mount

• Type: OTA (no mount included)

Included accessories

• Finder scope: Not included

• Dew shield: Yes

• Deviating optics: Not included

• Prism rail: Vixen-Style

• Transport cases: Not included

• Finder base: Vixen/Skywatcher Level

• Eyepiece adaptor: 2" / 1.25"

• Tube clamps: Yes

Area of application

• Astrophotography: Yes

• Moon and planets: Yes

• Nature observation: No

• Nebulae and galaxies: Yes

• Sun: No (only with appropriate solar filter)

Recommended for

• Beginners: No

• Advanced users: Yes

• Observatories: No