反射鏡

1: 不推薦 ($300 and less)

Tasco

Bushnell/Bausch & Lomb

Galileo (Home Shopping Network)

Other shopping channel, department store telescopes, etc

Telescopes found in "closeout" type catalogs

Anything that says "XXXXX by Meade"

At least 95% of telescopes on ebay

2: 有保留地推薦 ($300-$600)

Meade DS/EC Series (2-)

Bushnell Voyager Dobsonians (Note: Dobsonians only)

Older Coulters with blue tubes

Old 1980s vintage Celestrons with the word "Comet" in them

Celestron C150HD, G8N and NexStar 114 hybrid Newtonians (2+)

Celestron NexStar 114GT (Hybrid, 2+)

Edmund Astroscan

3: 推薦 ($250-$1500)

Most Celestrons

Meade Starfinders (watch out for #77 2" plastic focuser)

Most older Meades, 6" and larger (#628, #645, #826, #6600, #8800, etc)

(3+)

Meade 4500 (Avoid "similar" versions with .965" eyepieces)

Most old Edmunds (red-tubed models preferable to white-tubed ones)

Old Criterion Dynascopes (6", 8", check to see that RA drive works)

Orion XT and Sky View Deluxe models

Older Orion Dobs (DSE, etc)

Discovery

Coulter/Odyssey/Murnaghan scopes with red tubes (3-)

Old Junos (3+)

Sovietski/TAL

Stargazer Steve (3-) (kit)

Orion (UK) (3+) (unavailable in US)

4︰高度推薦 ($500-$3000)

DGM (4+)

Parks

Most old Cave Astrolas

Old Meade Research Grade Reflectors (8", 10", 12.5") (4+)

Tectron

Sky Designs

Old Starliners

Most Vixens

5: 強烈推薦 ($1500-$20000+)

JMI NGT (12.5", 18")

Mag 1 Instruments Portaballs

Obsession

Starmaster

Starsplitter

Takahashi

Optical Guidance Systems

Parallax

折射鏡

1: 不推薦 ($300 and under)

Tasco, Bushnell, Jason, Simmons, Edu-Science, etc etc

Anything that says "XXXXX by Meade"

Galileo (Home Shopping Network)

Other department store refractors, Shopping Channel, etc telescopes

Telescopes found in "closeout" type catalogs

At least 95% of telescopes on ebay

2: 有保留地推薦 ($300-$600)

Meade DS/EC Series (2-)

Meade ETX60-AT/70AT (2+)

Celestron NexStar 60GT and 80GT (2+)

3: 推薦 ($250-$700)

Meade (#390/#395, 102ACHR, etc)

Celestrons (older Vixen-based units are 3+ or 4)

Stellarvue

Orion (90 mm and larger)

Unitron (3+)

Carton (not available in US) (3+)

Megrez 80

Skywatcher/Synta/Photon/Konus/Bresser/etc

4: 高度推薦 ($500-$6000)

Most Vixens (includes Orion/Vixen and Celestron/Vixen models)

Meade ED Series (suspect QC prevents firm "4" rating) (4-)

TeleVue Ranger/Pronto

Pentax (difficult to find in US)

Borg

Brandon (older 94 mm and 130 mm models are 4+)

5: 強烈推薦 ($2000-$100000+)

Astro-Physics

Takahashi

TMBack/William Yang Optics/APM

TeleVue

Nikon (not available in US)

折反射鏡

1: 不推薦 ($300 and less)

Old Bausch & Lomb Schmidt Cassegrains

Old Dynamax/Criterions

Anything that looks as if it might have started life somewhere else as a

telephoto lens

2: 有保留地推薦 ($300-$1000)

Old Meade 2045 4" SCTs

Old Meade MTS-SN6/ MTS-SN8 Schmidt Newtonians

Old Celestron C-10 SCTs

Celestron C90/G3

Meade ETX 90, ETX 125 (QC varies widely, early 125s were

trouble-prone) (2+)

Celestron NexStar 4 Maksutov (2+)

3: 推薦 ($1000-$3000)

Meade LX10, LX50, LX200

Older Meade 2080, 2010 units (LX3, LX6, LX100) (3-)

Celestron SCTs (5", 8", 11", 14", includes NexStar 5 and NexStar 8)

Orion StarMax Maksutovs

4: 高度推薦 ($1000-$3000)

Intes/ Orion Argonaut (some pre-1998 units have mechanical problems)

Celestron C 9.25

Meade 7" Maksutov (4-)

Old 4" and 6" Quantums

5: 強烈推薦 ($3000-$12000)

Takahashi SCT225

Astro-Physics Maksutovs (Extremely rare and NA as of this writing)

Questar

Ceravolo