Astronomy Specialist

TAKAHASHI TOA-35 FLATTENER

Regular price $969.00AUD
SKU: TK-TKA31582

Takahashi


 

The Takahashi TOA-35 Flattener is a 0.99x field flattener for the TSA-120, TOA-130 & TOA-150B apo triplet refractors. The TOA-35 Flattener has an image circle of 40mm, making it suitable for use with APS-C sensors

The TOA-35 Flattener connects to the TKP27110 Ocular Adapter 50.8 with its 2" barrel and features an M48 x 0.75 thread on the telescope side for connecting standard 2" mounted filters. The camera side is also a 2" barrel receptacle with a generous backfocus allowance of 117.5mm measured from the end of the housing.

 

 

Spot diagram of Takahashi TSA-120 with TOA-35 FL field flattener.

 

 

Spot diagram of Takahashi TOA-130 with TOA-35 FL field flattener.

 

 

Spot diagram of Takahashi TOA-150B with TOA-35 FL field flattener.

 

Specifications

 

Reduction factor 1 x
Backfocus 117.5 mm
Image circle 40 mm
Connection telescope side
2" barrel with M48 x 0.75 filter thread
Connection camera side
2" barrel receptacle
Mechanical diameter 60 mm
Total length
74 mm
Optical thickness 38 mm
Weight
200 g
SKU
TK-TKA31582