Guide :Optics : Specialty 56TN (200 x 50mm) Telescope

Lense, objective need a 50 mm objective lens for a tasco 3 B brass telescope. focal length apparently is 14 inches.

Posted by t d taylor on Sep 25, 2006

Research, Knowledge and Information :


Tasco Telescopes... why they are bad and how to fix them up


... and a decent objective lens. ... the problem is that most of the telescopes that Tasco markets do not need a barlow lens to ... My telescope focal length is ...
Read More At : www.rocketroberts.com...

astronomical optics, part 2: telescope & eyepiece combined


... as it would appear from a focal length of a single objective lens ... telescope, where the tube diameter is ~50 mm ... Astronomical Optics, Part 2: Telescope ...
Read More At : www.handprint.com...

INSTRUCTION MANUAL - Tasco


INSTRUCTION MANUAL LIT. #: 9303710405 ... being used and the focal length of the telescope. 2. ... (telescope) in mm FL (eyepiece) EYE LENS CHART & THEORETICAL POWER ...
Read More At : www.tasco.com...

Binoculars - Wikipedia


... The ratio of the focal length of the eyepiece divided into the focal length of the objective ... 50 mm is a common ... binoculars with a larger objective lens, ...
Read More At : en.wikipedia.org...

telescope facts, information, pictures | Encyclopedia.com ...


The focal point of the objective lens was behind the eyepiece, ... a telescope with a focal length of 60 in. ... (1.8 m) across but only 3 in. (76 mm) thick, ...
Read More At : www.encyclopedia.com...

Unitron Model 114 - 2.4" (60mm) Achromatic Telescope


... Objective Lens of the Unitron 2.4 inch ... may wrongly attribute to originating in the telescope objective lens. ... 2.4 inches (60.72 mm) Focal Length: 35.43 ...
Read More At : www.company7.com...

Cost Of Tasco Telescope 110450 Electronics Telescopes ...


cost of tasco telescope ... Adjustable aluminum tripod 60x magnification Focal ratio: F/11.7 Objective lens dia: 700mm ... 16 / 453.6 Length (in./mm): 14 / 336 ...
Read More At : au.shopping.com...

Vortex Razor HD 5-20x50 Tactical Rifle Scope w/ Illuminated ...


Shop Vortex Razor HD 5-20x50 Tactical Rifle Scope w/ Illuminated Reticle-Up To 15% OFF with 4.9 ... Flip Cap Objective Lens 50,55-59 mm, ... Length: 15.8 inches:
Read More At : www.opticsplanet.com...

Celestron - Official Site


Behind every lens and mirror lie our ... For over 50 years, Celestron telescopes have led ... Everything you need to complete your telescope setup: power ...
Read More At : www.celestron.com...

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